| Save% | Price $ | Title Offers 401 - 800 |
|
| -7% | 109.95 | Water and Wastewater Examination Manual ~ V. Dean Adams CRC V. Dean Adams |
| -15% | 43.95 | Risk-Based Decision Making in Water Resources VII: Proceedings of the Seven ~ Engineering Foundation (U. S.) American Society of Civil Engineers Engineering Foundation (U. S.) |
| -20% | 32.00 | American Environmentalism: Readings In Conservation History ~ Roderick F Nash McGraw-Hill Humanities/Social Sciences/Languages Roderick F Nash |
| -24% | 25.27 | Oak Forest Ecosystems: Ecology and Management for Wildlife ~ The Johns Hopkins University Press |
| -47% | 9 | The Mighty Rainforest: In Association With Worldforest 90 (200p) ~ John Nichol David & Charles UK John Nichol |
| -32% | 16.97 | In Nature's Interests?: Interests, Animal Rights, and Environmental Ethics ~ Gary E. Varner Oxford University Press, USA Gary E. Varner |
| -6% | 123.47 | The Watershed Project Management Guide ~ Thomas E. Davenport CRC Thomas E. Davenport |
| -8% | 91.08 | Long-term Ecological Change in the Northern Gulf of Alaska ~ R.B. Spies Elsevier Science R.B. Spies |
| -24% | 24.60 | Visions of Paradise: Glimpses of Our Landscape's Legacy ~ John Warfield Simpson University of California Press John Warfield Simpson |
| -12% | 60.09 | Wildlife Study Design ~ Michael L. Morrison - M. Dale Strickland - W.L. Kendall - William M. Block Springer Michael L. Morri... |
| -8% | 90.11 | Applied Sedimentology, Second Edition ~ Richard C. Selley Academic Press Richard C. Selley |
| -31% | 17.79 | Mike Lynch's Minnesota StarWatch ~ Mike Lynch Voyageur Press Mike Lynch |
| -5% | 158.53 | Water and Wastewater Finance and Pricing: A Comprehensive Guide, Third Edition ~ CRC |
| -12% | 55.86 | The Journal of Thoreau, Vol. 1 (1837-1855 Bound in 1 Volume) ~ Thoreau Dover Publications Thoreau |
| -10% | 68.52 | Dragonfly Genera of the New World: An Illustrated and Annotated Key to the ~ Rosser W. Garrison - Natalia von Ellenrieder - Jerry A. Louton The Johns Hopkins University Press Ro... |
| -3% | 224.32 | Aquaculture Water Reuse Systems: Engineering Design and Management (Develop ~ Elsevier Science |
| -16% | 39.68 | World Atlas of Biodiversity: Earth's Living Resources in the 21st Century ~ Brian Groombridge - Martin D. Jenkins University of California Press Brian Groombridge - Martin D. J... |
| -43% | 10 | Indian Creek Chronicles: A Winter Alone in the Wilderness ~ Pete Fromm St. Martin's Griffin Pete Fromm |
| -15% | 42.48 | Animal and Human Health and Welfare: A Comparative Philosophical Analysis ( ~ L. Nordenfelt CABI Publishing L. Nordenfelt |
| -23% | 24.5 | Rainforests of the World, Second Edition: A Reference Handbook ~ Kathlyn Gay ABC-Clio Inc Kathlyn Gay |
| -9% | 78.71 | Biogeochemistry of Marine Dissolved Organic Matter ~ Academic Press |
| -3% | 219.65 | Striped Bass and Other Morone Culture (Developments in Aquaculture and Fish ~ Elsevier Science |
| -5% | 126.74 | Natural Arsenic in Groundwater: Occurrence, Remediation and Management Proc ~ Jochen Bundschuh - Prosun Bhattacharya - D. Chandrasekharam Taylor & Francis Jochen Bundschuh - Pros... |
| -16% | 39.26 | Understanding Urban Ecosystems ~ Springer |
| -28% | 18.98 | The Jepson Desert Manual: Vascular Plants of Southeastern California ~ University of California Press |
| -31% | 16.5 | The Bering Sea and Aleutian Islands: Region of Wonders (Teacher Resources) ~ Terry Johnson Alaska Sea Grant College Program Terry Johnson |
| -31% | 16.47 | The Yosemite ~ John Muir - Galen Rowell Yosemite Association John Muir - Galen Rowell |
| -15% | 40.77 | The Nile ~ Robert O. Collins Yale University Press Robert O. Collins |
| -31% | 16.47 | Hunter's Tracks ~ John A. Hunter Safari Press John A. Hunter |
| -44% | 8.98 | The Woodlot Management Handbook: Making the Most of Your Wooded Property Fo ~ Stewart Hilts - Peter Mitchell Firefly Books Stewart Hilts - Peter Mitchell |
| -4% | 181.88 | Shark! Shark! ~ William E. Young - Horace S. Mazet Kegan Paul William E. Young - Horace S. Mazet |
| -6% | 108.2 | Aeration: Principles and Practice, Volume 11 (Water Quality Management Library) ~ James Mueller - William C. Boyle - Ing. H. Johannes Popel CRC James Mueller - William C. Boyle - Ing... |
| -41% | 10.32 | Cascade-Olympic Natural History ~ Daniel Mathews Raven Editions Daniel Mathews |
| -20% | 28.95 | Wild Mammals in Captivity: Principles and Techniques ~ University Of Chicago Press |
| -10% | 65.55 | Animal Rights and Human Obligations (2nd Edition) ~ Prentice Hall |
| -9% | 69.96 | Hydrodynamics and Transport for Water Quality Modeling ~ James L. Martin - Steven C. McCutcheon CRC James L. Martin - Steven C. McCutcheon |
| -15% | 40.96 | An Introduction to Environmental Biophysics ~ Gaylon S. Campbell - John M. Norman Springer Gaylon S. Campbell - John M. Norman |
| -32% | 15 | A Life Science Lexicon ~ William N. Marchuk McGraw-Hill Science/Engineering/Math William N. Marchuk |
| -54% | 5.95 | Wild Health: How Animals Keep Themselves Well and What We Can Learn From Them ~ Cindy Engel Houghton Mifflin Cindy Engel |
| -47% | 7.99 | Life on a coral reef (First sight) ~ Lionel Bender Shooting Star Press Lionel Bender |
| -7% | 91.99 | Lake and Pond Management Guidebook ~ Steve McComas CRC Steve McComas |
| -20% | 27.5 | Reel Nature : America's Romance With Wildlife on Film ~ Gregg Mitman Harvard University Press Gregg Mitman |
| -7% | 96.51 | Arizona Flora, Second edition ~ Thomas H. Kearney - Robert H. Peebles University of California Press Thomas H. Kearney - Robert H. P... |
| -21% | 26.32 | Animal Philosophy: Essential Readings in Continental Thought ~ Continuum International Publishing Group |
| -4% | 171.7 | The Property Tax, Land Use, and Land Use Regulation (Studies in Fiscal Fede ~ Edward Elgar Publishing |
| -8% | 74.10 | Encyclopedia of Animal Rights and Animal Welfare ~ Greenwood Press |
| -8% | 74.09 | Encyclopedia of Animal Rights and Animal Welfare ~ Greenwood Press |
| -10% | 59.94 | Economy and Environment in the Caribbean: Barbados and the Windwards in the ~ Bonham C. Richardson University Press of Florida Bonham C. Richardson |
| -11% | 52.70 | Bird Ecology and Conservation: A Handbook of Techniques (Techniques in Ecol ~ William J. Sutherland - Ian Newton - Rhys E. Green Oxford University Press, USA William J. Sutherlan... |
| -4% | 171.81 | Commercial Fishing Methods: An Introduction to Vessels and Gears ("Fishing ~ John C. Sainsbury Fishing News Books John C. Sainsbury |
| -26% | 19.47 | Striper Wars: An American Fish Story ~ Dick Russell Island Press Dick Russell |
| -4% | 162.35 | Capital and Time in Ecological Economics: Neo-Austrian Modelling (Advances ~ John Proops - Stefan Speck - Frank Jost Edward Elgar Publishing John Proops - Stefan Speck - Frank J... |
| -4% | 160.62 | Irrigated Agriculture and the Environment (The Management of Water Resource ~ R. M. Adams - D. W. Bromley - Bonnie G. Colby - A. Dinar - Gloria E. Helfand - R. E. Howitt - K. Seg... |
| -36% | 12.00 | The Fishes of the Sea: Commercial and Sport Fishing in New England ~ Dave Preble Sheridan House Dave Preble |
| -9% | 66.91 | Virus Diseases of Trees and Shrubs ~ J.I. Cooper Springer J.I. Cooper |
| -5% | 140.52 | Fish Business Management: Stragegy, Marketing, Development ~ Andrew Palfreman Fishing News Books Andrew Palfreman |
| -25% | 19.63 | The Animals' Viewpoint on Dying, Death and Euthanasia ~ Elizabeth Severino Healing Connection Elizabeth Severino |
| -2% | 320.37 | Advances in Soil Aquifer Treatment Research for Sustainable Water Reuse (Su ~ Peter Fox - Sandra Houston - Paul Westerhoff - Margeret Neilor - William Yanko - Rodger Baird - Mart... |
| -4% | 151.28 | Complexity and Ecosystem Management: The Theory and Practice of Multi-Agent ~ Edward Elgar Publishing |
| -28% | 17.13 | A Guide to the Coral Reefs of the Caribbean ~ Mark D. Spalding - Corinna Ravilious University of California Press Mark D. Spalding - Corinna Ravil... |
| -4% | 145.64 | The Porter Hypothesis and the Economic Consequences of Environmental Regula ~ Thomas Roediger-Schluga Edward Elgar Publishing Thomas Roediger-Schluga |
| -25% | 20 | Reefs at Risk: A Map-Based Indicator of Threats to the World's Coral Reefs ~ Laurentta Burke - John McManus - Mark Spalding World Resources Institute Laurentta Burke - John McMa... |
| -4% | 150.62 | Biodiversity in the Balance: Land Use, National Development and Global Welf ~ Raffaello Cervigni Edward Elgar Publishing Raffaello Cervigni |
| -57% | 4.95 | Wild Edens: Africa's Premier Game Parks and Their Wildlife (Louise Lindsey ~ Joseph James Shomon Texas A&M University Press Joseph James Shomon |
| -41% | 9.49 | Turtles in the Terrarium ~ Gerhard Mueller TFH Publications Gerhard Mueller |
| -9% | 64.99 | Towards the Control of Oil Resources in the Caspian Region ~ Mehdi Parvizi Amineh Palgrave MacMillan Mehdi Parvizi Amineh |
| -50% | 6.5 | Reflections from the North Country ~ Sigurd F Olson Knopf Sigurd F Olson |
| -20% | 25.76 | The Animal Ethics Reader ~ Routledge |
| -22% | 23.47 | Ecological Education in Action: On Weaving Education, Culture, and the Envi ~ State University of New York Press |
| -14% | 39.12 | Principles of Terrestrial Ecosystem Ecology ~ F. Stuart Chapin III - Harold A. Mooney - Melissa C. Chapin Springer F. Stuart Chapin III - Harold A... |
| -18% | 28.34 | Tree and Forest Measurement ~ P.W. West Springer P.W. West |
| -5% | 123.7 | Fao Catalogue of Fishing Gear Designs = Catalogue Fao De Plans D'Engins De ~ Fishing News Books |
| -8% | 70.00 | Global Physical Climatology, Volume 56 (International Geophysics) ~ Dennis L. Hartmann Academic Press Dennis L. Hartmann |
| -4% | 148.22 | Institutions, Transaction Costs and Environmental ~ Ray Challen Edward Elgar Publishing Ray Challen |
| -4% | 138.94 | Fisheries Management in Crisis ("Fishing News" Books) ~ Fishing News Books |
| -21% | 23.97 | Concise Catalog of Deep-sky Objects: Astrophysical Information for 500 Gala ~ W.H. Finlay Springer W.H. Finlay |
| -32% | 13.59 | Eyes into Secret Seas ~ Jeffrey Rotman Rizzoli International Publications Jeffrey Rotman |
| -23% | 21.58 | Observer's Guide to Stellar Evolution ~ Mike Inglis Springer Mike Inglis |
| -10% | 54.40 | Basic Math Concepts for Water and Wastewater Plant Operators (Mathematics f ~ Joanne K. Price CRC Joanne K. Price |
| -40% | 9.5 | The No-Nonsense Guide to Water ~ Maggie Black Verso Maggie Black |
| -4% | 140.62 | Valuing Nature With Travel Cost Models: A Manual (New Horizons in Environme ~ Frank A. Ward - Diana J. Beal Edward Elgar Publishing Frank A. Ward - Diana J. Beal |
| -20% | 24.62 | God and Nature: Historical Essays on the Encounter between Christianity and ~ University of California Press |
| -7% | 83.76 | Animal Law: Cases And Materials (Carolina Academic Press Law Casebook) ~ Sonia S. Waisman - Pamela D. Frasch - Bruce A. Wagman Carolina Academic Press Sonia S. Waisman - Pam... |
| -9% | 66.26 | Aquatic Insects of North America ~ Richard Merritt Kendall/Hunt Publishing Company Richard Merritt |
| -18% | 28.95 | Practical Astronomy with your Calculator ~ Peter Duffett-Smith Cambridge University Press Peter Duffett-Smith |
| -4% | 140.13 | Economic Theories of International Environmental Cooperation (New Horizons ~ Carsten Helm Edward Elgar Publishing Carsten Helm |
| -8% | 74.35 | Fundamentals Of Aquatic Toxicology: Effects, Environmental Fate And Risk As ~ CRC |
| -12% | 47.27 | Atmosphere-Ocean Dynamics, Volume 30 (International Geophysics) ~ Adrian E. Gill Academic Press Adrian E. Gill |
| -9% | 63.34 | Limnology: Lake and River Ecosystems ~ Robert G. Wetzel Academic Press Robert G. Wetzel |
| -7% | 88 | Easter Island: Scientific Exploration into the World's Environmental Proble ~ Springer |
| -22% | 21.37 | The Last Landscape ~ William Hollingsworth Whyte University of Pennsylvania Press William Hollingsworth Whyte |
| -8% | 72.88 | Geological Approaches to Coral Reef Ecology (Ecological Studies) ~ Springer |
| -24% | 18.90 | Spring in Washington (Maryland Paperback Bookshelf) ~ Louis Halle The Johns Hopkins University Press Louis Halle |
| -12% | 43.70 | Lapland: A Natural History ~ Derek Ratcliffe Yale University Press Derek Ratcliffe |
| -24% | 18.90 | Finding Wildflowers in the Washington-Baltimore Area (Johns Hopkins Paperback) ~ Cristol Fleming - Marion Blois Lobstein - Barbara Tufty The Johns Hopkins University Press Cristol F... |
| -64% | 3.39 | Old Hickory's War: Andrew Jackson and the Quest for Empire ~ David Stephen Heidler - Jeanne T. Heidler Stackpole Books David Stephen Heidler - Jeanne T. Heidler |
| -32% | 12.92 | Walking Through The Ashes : A volunteer firefighter's perspective on the Ro ~ Gary Phillip Holdcroft Trafford Publishing Gary Phillip Holdcroft |
| -10% | 55.67 | Ecology and Religion: Ecological Spirituality in Cross-Cultural Perspective ~ David R. Kinsley Prentice Hall David R. Kinsley |
| -36% | 10.89 | Our Wet World ~ Sneed B. Collard Charlesbridge Publishing Sneed B. Collard |
| -32% | 12.89 | To Touch a Dream: A Wilderness Adventure ~ Sunny Wright Ronsdale Press Sunny Wright |
| -12% | 44.94 | Behavioral Ecology and the Transition to Agriculture (Origins of Human Beha ~ University of California Press |
| -67% | 2.95 | Spirits of the Wild: The World's Great Nature Myths ~ Gary Ferguson Clarkson Potter Gary Ferguson |
| -6% | 99.21 | Biology of Sharks and Their Relatives (Marine Biology) ~ CRC |
| -8% | 68.94 | Water, Power and Politics in the Middle East: The Other Israel-Palestine Co ~ Jan Selby I. B. Tauris Jan Selby |
| -17% | 29.30 | Light Curves of Variable Stars: A Pictorial Atlas ~ Cambridge University Press |
| -9% | 59.98 | Environmental Fluid Mechanics ~ Hillel Rubin CRC Hillel Rubin |
| -26% | 17 | Freshwater Issues: A Reference Handbook (Contemporary World Issues) ~ Zachary Smith - Grenetta Thomassey Fink ABC-CLIO Zachary Smith - Grenetta Thomassey Fink |
| -13% | 38.88 | Fish Viruses and Fish Viral Diseases (Comstock Book) ~ Ken Wolf Comstock Publishing Ken Wolf |
| -24% | 18.98 | A Basic Book of Amphibians: Look-&-Learn (Look & Learn) ~ W. P. Mara TFH Publications W. P. Mara |
| -16% | 30.99 | Water: A Matrix of Life ~ F. Franks Royal Society of Chemistry F. Franks |
| -28% | 14.96 | Pit's Letter ~ Sue Coe Four Walls Eight Windows Sue Coe |
| -28% | 14.93 | Living Among Meat Eaters: The Vegetarian's Survival Handbook ~ Carol J. Adams Continuum International Publishing Group Carol J. Adams |
| -6% | 89.62 | Soils of the Past ~ Gregory J. Retallack Blackwell Publishing Limited Gregory J. Retallack |
| -40% | 9 | Susquehanna, River of Dreams ~ Susan Q. Stranahan The Johns Hopkins University Press Susan Q. Stranahan |
| -6% | 85.37 | In Search of Consistency: Ethics And Animals (Human-Animal Studies) ~ Lisa Kemmerer Not Avail Lisa Kemmerer |
| -6% | 99.21 | Handbook for Restoring Tidal Wetlands (Marine Science Series) ~ CRC |
| -9% | 58.68 | Providing Safe Drinking Water in Small Systems: Technology, Operations, and ~ CRC |
| -5% | 111.94 | Insect-Plant Biology ~ Louis M. Schoonhoven - Joop J. A. van Loon - Marcel Dicke Oxford University Press, USA Louis M. Scho... |
| -16% | 30.27 | Introduction to Environmental Impact Assesment: Principles, and Procedures, ~ J. Glasson Routledge J. Glasson |
| -14% | 36.53 | Multivariate Statistics for Wildlife and Ecology Research ~ Kevin McGarigal - Sam Cushman - Susan Stafford Springer Kevin McGarigal - Sam Cushman - Susan Staffo... |
| -8% | 67.62 | Ecology of Desert Systems ~ Walter G. Whitford Academic Press Walter G. Whitford |
| -5% | 118.8 | Implementing the Precautionary Principle: Approaches from the Nordic Countr ~ Earthscan Publications Ltd. |
| -24% | 18.25 | Finding Wildflowers in the Washington-Baltimore Area (Johns Hopkins Paperback) ~ Cristol Fleming - Marion Blois Lobstein - Barbara Tufty The Johns Hopkins University Press Cristol F... |
| -3% | 174.28 | Amphibian Medicine and Captive Husbandry ~ Krieger Publishing Company |
| -30% | 13.3 | The Ocean and Coastal Conservation Guide 2005-2006 ~ Island Press |
| -6% | 85.36 | Forest Ecology, Third Edition ~ James P. Kimmins Benjamin Cummings James P. Kimmins |
| -5% | 101.02 | Ecological Thought: An Introduction ~ Tim Hayward Polity Press Tim Hayward |
| -7% | 79.36 | Aquatic Insects of North America ~ Richard Merritt Kendall/Hunt Publishing Company Richard Merritt |
| -16% | 29.16 | People, Land and Time: An Historical Introduction to the Relations between ~ Peter Atkins - Ian Simmons - Brian Roberts A Hodder Arnold Publication Peter Atkins - Ian Simmons - ... |
| -22% | 19.95 | Sharks & Rays (Nature Company Guides) ~ Kevin Deacon - Peter Last - John E. McCosker - Terence I. Walker - Timothy C. Tricas Time-Life Books... |
| -8% | 63.92 | Cloud Dynamics, Volume 53 (International Geophysics) ~ Jr., Robert A. Houze Academic Press Jr., Robert A. Houze |
| -22% | 19.42 | Crimes against Nature: Squatters, Poachers, Thieves, and the Hidden History ~ Karl Jacoby University of California Press Karl Jacoby |
| -44% | 6.98 | Guide to Seashells of the World (Firefly Pocket Reference) ~ A. P.H. Oliver Firefly Books A. P.H. Oliver |
| -5% | 113.92 | An Introduction to Economic Geology and Its Environmental Impact ~ Anthony M. Evans Blackwell Science Anthony M. Evans |
| -9% | 54.44 | Biodiversity: An Introduction ~ Kevin J. Gaston - John I. Spicer Blackwell Publishing Limited Kevin J. Gaston - John I. Spicer |
| -38% | 8.98 | Last Stands: A Journey Through North America's Vanishing Ancient Rainforests ~ Larry Pynn Oregon State University Press Larry Pynn |
| -5% | 104.82 | Economic Instruments For Water Management: The Cases Of France, Mexico And ~ Ronaldo Seroa Da Motta - Alban Thomas - Lilian Saade Hazin Edward Elgar Publishing Ronaldo Seroa Da ... |
| -24% | 17.53 | At Home on the Earth: Becoming Native to Our Place ~ University of California Press |
| -24% | 17.54 | At Home on the Earth: Becoming Native to Our Place ~ University of California Press |
| -28% | 13.6 | Guide to Marine Mammals of Alaska, Second Edition ~ Kate Wynne Alaska Sea Grant College Program Kate Wynne |
| -28% | 13.57 | The Snorkeller's Guide to the Coral Reef: From the Red Sea to the Pacific Ocean ~ Paddy Ryan University of Hawaii Press Paddy Ryan |
| -28% | 13.57 | Kayaking the Keys: 50 Great Paddling Adventures in Florida's Southernmost A ~ Kathleen Patton University Press of Florida Kathleen Patton |
| -22% | 18.67 | Introduction to the General Principles of Aquaculture ~ Hans Ackefors - Jay V. Huner - Mark Konikoff Food Products Press Hans Ackefors - Jay V. Huner - Mark... |
| -10% | 47.41 | Streams: Their Ecology and Life ~ Colbert E. Cushing - J. David Allan Academic Press Colbert E. Cushing - J. David Allan |
| -10% | 47.41 | Biogeochemistry : An Analysis of Global Change ~ W.H. Schlesinger Academic Press W.H. Schlesinger |
| -9% | 54.67 | Fundamentals of Human Ecology ~ Edward J. Kormondy - Daniel E. Brown Prentice Hall Edward J. Kormondy - Daniel E. Brown |
| -4% | 117.47 | Physical-Chemical Treatment of Water and Wastewater ~ Arcadio P. Sincero - Gregoria A. Sincero CRC Arcadio P. Sincero - Gregoria A. Sincero |
| -1% | 392.53 | Adv in Water Sup Manag + CD-ROM ~ Maksimovic Taylor & Francis Maksimovic |
| -10% | 46.93 | The Physics of Stars (Manchester Physics Series) ~ A. C. Phillips Wiley A. C. Phillips |
| -15% | 29.98 | One Planet: A Celebration of Biodiversity ~ Nicolas Hulot "Harry N. Abrams, Inc." Nicolas Hulot |
| -12% | 38 | Masterpieces of the Mineral World: Treasures from the Houston Museum of Nat ~ Wendell E. Wilson - Joel A. Bartsch - Mark Mauthner Harry N. Abrams Wendell E. Wilson - Joel A. Bart... |
| -7% | 64.29 | The Ecology of Fishes on Coral Reefs ~ Academic Press |
| -8% | 59.79 | Regional Cooperation For Water Quality Improvement in Southwestern Pennsylvania ~ National Research Council (U. S.) National Academies Press National Research Council (U. S.) |
| -45% | 6.3 | Nature's Panorama: Thoreau On The Seasons (The Spirit of Thoreau) ~ Henry David Thoreau University of Massachusetts Press Henry David Thoreau |
| -28% | 12.95 | In Search of the Light: The Adventures of a Parapsychologist ~ Susan Blackmore Prometheus Books Susan Blackmore |
| -5% | 99.82 | Riparian Areas of the Southwestern United States: Hydrology, Ecology, and M ~ CRC |
| -28% | 12.89 | Ribbon of Sand: The Amazing Convergence of the Ocean and the Outer Banks (C ~ John Alexander - James Lazell The University of North Carolina Press John Alexander - James Lazell |
| -48% | 5.5 | Our Stars ~ Anne Rockwell Tandem Library Anne Rockwell |
| -28% | 12.89 | Another Country: Journeying Toward the Cherokee Mountains ~ Christopher Camuto University of Georgia Press Christopher Camuto |
| -32% | 10.85 | Great Waters: An Atlantic Passage ~ Deborah Cramer W. W. Norton & Company Deborah Cramer |
| -11% | 42.8 | Linnaeus: The Compleat Naturalist ~ Wilfrid Blunt Princeton University Press Wilfrid Blunt |
| -13% | 34.94 | Biology: The Science of Life (4th Edition) ~ Robert A. Wallace - Gerald P. Sanders - Robert J. Ferl HarperCollins Publishers Robert A. Wallace - ... |
| -5% | 104.95 | PHASE TRANSFORMATIONS & ROCK GENESIS (Russian Translations Series) ~ Abdulov Taylor & Francis Abdulov |
| -23% | 16.97 | Chimpanzee Politics: Power and Sex among Apes ~ Frans de Waal The Johns Hopkins University Press Frans de Waal |
| -6% | 75.52 | Environmental and Natural Resource Economics ~ Frank Ward Prentice Hall Frank Ward |
| -6% | 84.95 | Structural Geology of Rocks and Regions, 2nd Edition ~ George H. Davis - Stephen J. Reynolds Wiley George H. Davis - Stephen J. Reynolds |
| -39% | 7.95 | Mythic Woods: The World's Most Remarkable Forests ~ Jonathan Roberts WN Jonathan Roberts |
| -20% | 20 | Principles of Ecology ~ R. J. Putman - S. D. Wratten University of California Press R. J. Putman - S. D. Wratten |
| -14% | 30 | Rocky Mountain Futures: An Ecological Perspective ~ Island Press |
| -8% | 60 | Ecological Integrity: Integrating Environment, Conservation, and Health ~ Island Press |
| -4% | 116 | Applied Wetlands Science and Technology, Second Edition ~ CRC |
| -7% | 65.00 | Conservation Biology: Concepts and Applications ~ George W Cox McGraw-Hill Science/Engineering/Math George W Cox |
| -56% | 4 | Timberline: Mountain and Arctic Forest Frontiers ~ Stephen F. Arno Mountaineers Books Stephen F. Arno |
| -42% | 6.95 | Vision in the Desert ~ Jack L., Jr. August Texas Christian University Press Jack L., Jr. August |
| -13% | 34.95 | Poison Dart Frogs (Success With An Amphibian Pet) ~ William Samples TFH Publications William Samples |
| -4% | 112.77 | The Practice of Silviculture: Applied Forest Ecology ~ David M. Smith - Bruce C. Larson - Matthew J. Kelty - P. Mark S. Ashton Wiley David M. Smith - Bruce... |
| -10% | 45.79 | Binary and Multiple Stars as Tracers of Stellar Evolution (Astrophysics and ~ Springer |
| -12% | 34.97 | Secrets of the Ocean Realm ~ Michele Hall - Howard Hall Atria Books/Beyond Words Michele Hall - Howard Hall |
| -11% | 39.81 | Foundations of Ecology: Classic Papers with Commentaries ~ University Of Chicago Press |
| -26% | 14.29 | Animal Passions and Beastly Virtues: Reflections on Redecorating Nature (An ~ Marc Bekoff Temple University Press Marc Bekoff |
| -22% | 16.98 | Walden Pond: A History ~ W. Barksdale Maynard Oxford University Press, USA W. Barksdale Maynard |
| -13% | 32.69 | Learning Landscape Ecology ~ Springer |
| -20% | 19.15 | Dr. Tatiana's Sex Advice to All Creation: The Definitive Guide to the Evolu ~ Olivia Judson Metropolitan Books Olivia Judson |
| -11% | 39.94 | The Emperor of Nature: Charles-Lucien Bonaparte and His World ~ Patricia Tyson Stroud University of Pennsylvania Press Patricia Tyson Stroud |
| -13% | 31.65 | Arc Marine: GIS for a Blue Planet ~ Dawn J. Wright - Michael J. Blongewicz - Patrick N. Halpin - Joe Breman ESRI Press Dawn J. Wright - ... |
| -19% | 20.21 | Environmental Impact Assessment: Cutting Edge for the 21st Century (Eia : C ~ Alan Gilpin Cambridge University Press Alan Gilpin |
| -20% | 18.93 | Dolphin Societies: Discoveries and Puzzles ~ University of California Press |
| -20% | 18.93 | At Home in Nature: Modern Homesteading and Spiritual Practice in America ~ Rebecca Kneale Gould University of California Press Rebecca Kneale Gould |
| -9% | 51.04 | Wildlife and Roads ~ World Scientific Publishing Company |
| -27% | 13.00 | The Sierra Club Handbook of Whales and Dolphins ~ Randall Reeves - Stephen Leatherwood Sierra Club Books Randall Reeves - Stephen Leatherwood |
| -9% | 45.80 | Agroecology: The Science of Sustainable Agriculture ~ Miguel A. Altieri Westview Press Miguel A. Altieri |
| -14% | 29.75 | Regulatory Frameworks for Water Resources Management: A Comparative Study ( ~ Salman M. A. Salman - Daniel D. Bradlow World Bank Publications Salman M. A. Salman - Daniel D. Brad... |
| -17% | 22.45 | Bred for Perfection: Shorthorn Cattle, Collies, and Arabian Horses since 18 ~ Margaret E. Derry The Johns Hopkins University Press Margaret E. Derry |
| -14% | 29.95 | The New Urban Park: Golden Gate National Recreation Area and Civic Environm ~ Hal K. Rothman University Press of Kansas Hal K. Rothman |
| -2% | 184.91 | Land, Water and Development: Sustainable Management of River Basin Systems ~ Malcolm Newson Routledge Malcolm Newson |
| -4% | 125.31 | Tuna: Physiological Ecology and Evolution (A Volume in the Fish Physiology ~ Academic Press |
| -2% | 284.22 | Handbook of Microalgal Culture ~ Blackwell Publishing Limited |
| -11% | 37.61 | Niche Construction: The Neglected Process in Evolution (MPB-37) (Monographs ~ F. John Odling-Smee - Kevin N. Laland - Marcus W. Feldman Princeton University Press F. John Odling-... |
| -28% | 11.53 | Dragonflies and Damselflies of California ~ Timothy D. Manolis University of California Press Timothy D. Manolis |
| -6% | 68.89 | Forest Fires: Behavior and Ecological Effects ~ Academic Press |
| -5% | 92.89 | Manufactured Sites: Re-thinking the Post-industrial Landscape ~ Niall Kirkwood Spon Press Niall Kirkwood |
| -9% | 44.97 | Quantitative Solutions in Hydrogeology and Groundwater Modeling ~ Neven Kresic CRC Neven Kresic |
| -23% | 15 | Human Settlements and Planning for Ecological Sustainability: The Case of M ~ Keith Pezzoli The MIT Press Keith Pezzoli |
| -15% | 26 | The Hidden Costs of Coastal Hazards: Implications For Risk Assessment And M ~ Island Press |
| -8% | 48.20 | The Sauropods: Evolution and Paleobiology ~ University of California Press |
| -9% | 44.41 | Ecologists and Ethical Judgements ~ Springer |
| -9% | 44.11 | Drinking Water Health Advisory: Volatile Organic Compounds (United States E ~ Jennifer Orme-Zavaleta - Jan Connery CRC Jennifer Orme-Zavaleta - Jan Connery |
| -4% | 103.60 | Water Resources and Coastal Management (Managing the Environment for Sustai ~ Edward Elgar Publishing |
| -5% | 83.81 | Fishes: An Introduction to Ichthyology, Fifth Edition ~ Peter B. Moyle - Joseph J. Cech Benjamin Cummings Peter B. Moyle - Joseph J. Cech |
| -28% | 11.19 | Civic Agriculture: Reconnecting Farm, Food, and Community (Civil Society Series) ~ Thomas A. Lyson Tufts University Press Thomas A. Lyson |
| -28% | 10.85 | Glory Days of Logging/Action in the Big Woods, British Columbia to California ~ Ralph W. Andrews Schiffer Publishing Ralph W. Andrews |
| -25% | 12.95 | The Ecological City: Preserving and Restoring Urban Biodiversity ~ University of Massachusetts Press |
| -6% | 70.6 | The Reef Set: Reef Fish, Reef Creature and Reef Coral (3 Volumes) (Reef Set) ~ Paul Humann - Ned DeLoach New World Publications Paul Humann - Ned DeLoach |
| -3% | 135.80 | Birds of Northern South America Set: 2 Volume Set ~ Robin Restall - Clemencia Rodner - Miguel Lentino Yale University Press Robin Restall - Clemencia Ro... |
| -18% | 19.44 | A Natural History of Amphibians (Princeton Paperbacks) ~ Robert C. Stebbins - Nathan W. Cohen Princeton University Press Robert C. Stebbins - Nathan W. Cohen... |
| -49% | 4.31 | Peace to All Beings: Veggie Soup for the Chicken's Soul ~ Judy McCoy Carman Lantern Books Judy McCoy Carman |
| -21% | 15.68 | Infinite Tropics: An Alfred Russel Wallace Anthology ~ Stephen Jay Gould - Alfred Russel Wallace Verso Stephen Jay Gould - Alfred Russel Wallace |
| -14% | 24.95 | Fish, Markets, and Fishermen: The Economics Of Overfishing ~ Suzanne Iudicello - Michael L. Weber - Robert Wieland Island Press Suzanne Iudicello - Michael L. We... |
| -17% | 19.94 | A Forester's Legacy: The Life of Joseph E. Ibberson ~ Henry Gerhold Stackpole Books Henry Gerhold |
| -28% | 10.17 | In the Shadow of Denali: Life and Death on Alaska's Mt. McKinley ~ Jonathan Waterman The Lyons Press Jonathan Waterman |
| -28% | 10.17 | Eating with Conscience: Bioethics for Consumers ~ Fox NewSage Press Fox |
| -28% | 10.17 | Earth Warrior: Overboard With Paul Watson and the Sea Shepherd Conservation ~ David B. Morris Fulcrum Publishing David B. Morris |
| -4% | 106.62 | Fisheries Biology: Assessment and Management ("Fishing News" Books) ~ M. G. King Iowa State Press M. G. King |
| -45% | 4.99 | Fueling the Future: How the Battle Over Energy Is Changing Everything ~ House of Anansi Press |
| -40% | 5.99 | Everest : Mountain Without Mercy ~ Broughton Coburn National Geographic Broughton Coburn |
| -3% | 145.97 | The Economics of Deforestation in the Amazon: Dispelling The Myths ~ Joao S. Campari Edward Elgar Publishing Joao S. Campari |
| -9% | 39.99 | Biohazards of Drinking Water Treatment ~ Richard A. Larson CRC Richard A. Larson |
| -5% | 78 | Remote Sensing of Aquatic Coastal Ecosystem Processes: Science and Manageme ~ Springer |
| -12% | 28 | Legal Aspects of Owning and Managing Woodlands ~ Island Press |
| -6% | 64.49 | Nitrates in Groundwater ~ Larry W. Canter CRC Larry W. Canter |
| -8% | 44 | Manual of the Vascular Flora of the Carolinas ~ Albert E. Radford - C. Ritchie Bell The University of North Carolina Press Albert E. Radford - C. Ri... |
| -15% | 22.52 | Earth Manual: How to Work on Wild Land Without Taming It ~ Malcolm Margolin Heyday Books Malcolm Margolin |
| -3% | 115.7 | Encyclopedia of Marine Mammals ~ Academic Press |
| -14% | 23.97 | Observing Variable Stars (Patrick Moore's Practical Astronomy Series) ~ Gerry A. Good Springer Gerry A. Good |
| -22% | 14.00 | Fire in America: A Cultural History of Wildland and Rural Fire (Weyerhaeuse ~ Stephen J. Pyne University of Washington Press Stephen J. Pyne |
| -17% | 20 | Gem Identification Made Easy, 2nd Edition: A Hands-On Guide to More Confide ~ Antoinette L. Matlins - Antonio C. Bonanno Gemstone Press Antoinette L. Matlins - Antonio C. Bonanno... |
| -5% | 70 | Modern Trends in Applied Aquatic Ecology ~ Springer |
| -16% | 21.45 | SCI OF OVERABUNDANCE PB ~ MC SHEA WILLIAM J Smithsonian MC SHEA WILLIAM J |
| -16% | 19.99 | Next of Kin: What Chimpanzees Tell Us About Who We Are ~ Roger Fouts - Stephen Tukel Mills Audioworks Roger Fouts - Stephen Tukel Mills |
| -6% | 65.99 | Groundwater and Surface Water Pollution ~ CRC |
| -5% | 75.81 | Wetland Indicators: A Guide to Wetland Identification, Delineation, Classif ~ Ralph W. Tiner CRC Ralph W. Tiner |
| -46% | 4.5 | The Wilderness World of John Muir ~ John Muir Mariner Books John Muir |
| -10% | 35.00 | Measures of Success : Designing, Managing, and Monitoring Conservation and ~ Richard A. Margoluis - Nick Salafsky Island Press Richard A. Margoluis - Nick Salafsky |
| -3% | 118.52 | Environmental Regulation and Impact Assessment ~ Leonard Ortolano Wiley Leonard Ortolano |
| -33% | 7.90 | Simon & Schuster's Guide to Pet Birds ~ Matthew M. Vriends Fireside Matthew M. Vriends |
| -4% | 88.68 | Ecology of the Southern California Bight: A Synthesis and Interpretation ~ University of California Press |
| -12% | 28.95 | Killing Our Oceans: Dealing with the Mass Extinction of Marine Life ~ John Charles Kunich Praeger Publishers John Charles Kunich |
| -21% | 14 | Underwater Eden: 365 Days (365 Series) ~ Jeff Rotman Harry N. Abrams, Inc. Jeff Rotman |
| -19% | 15.99 | Opals (Fred Ward Gem Book) ~ Fred Ward Gem Guides Book Company Fred Ward |
| -7% | 47.25 | Theoretical Astrophysics, Volume II: Stars and Stellar Systems ~ T. Padmanabhan Cambridge University Press T. Padmanabhan |
| -13% | 24.75 | Weed Seeds of the Great Plains: A Handbook for Indentification ~ Linda W. Davis University Press of Kansas Linda W. Davis |
| -4% | 98.43 | Social Power and the Urbanization of Water: Flows of Power (Oxford Geograph ~ Erik Swyngedouw Oxford University Press, USA Erik Swyngedouw |
| -13% | 24.76 | The Stars: Their Structure and Evolution ~ Roger John Tayler Cambridge University Press Roger John Tayler |
| -6% | 56.85 | Basic Math Concepts for Water and Wastewater Plant Operators (Mathematics f ~ Joanne K. Price CRC Joanne K. Price |
| -5% | 75.80 | Wetland Indicators: A Guide to Wetland Identification, Delineation, Classif ~ Ralph W. Tiner CRC Ralph W. Tiner |
| -4% | 99.34 | Millenium Star Atlas ~ Roger W. Sinnott - Michael A.C. Perryman Sky Publishing Roger W. Sinnott - Michael A.C. Perryman |
| -11% | 30.46 | Instant Notes in Ecology (Instant Notes) ~ Aulay MacKenzie Taylor & Francis Aulay MacKenzie |
| -2% | 195.06 | Crustacean Farming: Ranching and Culture ~ J. F. Wickins - Daniel O'C Lee - John F. Wickins - Daniel O'C Lee Iowa State Press J. F. Wickins - D... |
| -3% | 108.8 | The Practice of Silviculture: Applied Forest Ecology ~ David M. Smith - Bruce C. Larson - Matthew J. Kelty - P. Mark S. Ashton Wiley David M. Smith - Bruce... |
| -16% | 19.37 | Supernovae: and How to Observe Them (Astronomers' Observing Guides) ~ Martin Mobberley Springer Martin Mobberley |
| -3% | 112.61 | Petrophysics, Second Edition: Theory and Practice of Measuring Reservoir Ro ~ Djebbar Tiab - Erle C. Donaldson Gulf Professional Publishing Djebbar Tiab - Erle C. Donaldson |
| -9% | 34.7 | Risk-Based Decision Making in Water Resources VI: Proceedings of the Sixth ~ Yacov Y. Haimes - David A. Moser American Society of Civil Engineers Yacov Y. Haimes - David A. Mose... |
| -6% | 58.52 | Sit-Down: The General Motors Strike of 1936-1937 ~ Sidney Fine Regional Sidney Fine |
| -18% | 16.17 | The Bering Sea and Aleutian Islands: Region of Wonders (Teacher Resources) ~ Terry Johnson Alaska Sea Grant College Program Terry Johnson |
| -15% | 20.14 | The Cast Iron Forest: A Natural and Cultural History of the North American ~ Richard V. Francaviglia University of Texas Press Richard V. Francaviglia |
| -2% | 163.81 | Monitoring and Remediation Wells: Problem Prevention, Maintenance, and Reha ~ Stuart A. Smith CRC Stuart A. Smith |
| -4% | 96.2 | System Development Charges for Water, Wastewater, and Stormwater Facilities ~ Arthur C. Nelson CRC Arthur C. Nelson |
| -18% | 16.04 | Deep Immersion: The Experience of Water ~ Robert Lawrence France Green Frigate Books Robert Lawrence France |
| -12% | 25.4 | Foundations of Ecology: Classic Papers with Commentaries ~ University Of Chicago Press |
| -24% | 10.99 | Wilderness Visionaries: Leopold, Thoreau, Muir, Olson, Murie, Service, Mars ~ Jim Dale Vickery Northword Pr Jim Dale Vickery |
| -15% | 20 | The California Landscape Garden: Ecology, Culture, and Design ~ Mark Francis - Andreas Reimann University of California Press Mark Francis - Andreas Reimann |
| -8% | 39.99 | Ecology and Ecosystem Conservation (Foundations of Contemporary Environment ~ Oswald J. Schmitz Island Press Oswald J. Schmitz |
| -23% | 11.55 | Western Forests (Audubon Society Nature Guides) ~ Stephen Whitney Knopf Stephen Whitney |
| -9% | 36.52 | Multivariate Statistics for Wildlife and Ecology Research ~ Kevin McGarigal - Sam Cushman - Susan Stafford Springer Kevin McGarigal - Sam Cushman - Susan Staffo... |
| -7% | 44.60 | Observing Handbook and Catalogue of Deep-Sky Objects ~ Christian B. Luginbuhl - Brian A. Skiff Cambridge University Press Christian B. Luginbuhl - Brian A.... |
| -21% | 12.53 | This Grand and Magnificent Place: The Wilderness Heritage of the White Moun ~ Christopher Johnson University of New Hampshire Press Christopher Johnson |
| -15% | 18.47 | Playing God in Yellowstone: The Destruction of America's First National Park ~ Alston Chase Harvest Books Alston Chase |
| -5% | 64.24 | Ecology of Desert Systems ~ Walter G. Whitford Academic Press Walter G. Whitford |
| -2% | 169.92 | Public Water Supply: Models, Data and Operational Management ~ Peter Lonsdale Taylor & Francis Peter Lonsdale |
| -3% | 122.79 | Boreal Peatland Ecosystems (Ecological Studies) ~ Springer |
| -17% | 15.99 | A Natural History of California (California Natural History Guides) ~ Allan A. Schoenherr University of California Press Allan A. Schoenherr |
| -22% | 11.72 | Timberrr!: A History Of Logging In New England ~ Mary Morton Cowan Millbrook Press Mary Morton Cowan |
| -4% | 77.9 | Habitat Conservation Managing the Physical Environment ~ Wiley |
| -3% | 105.2 | Land Application of Biosolids: Process Design Manual ~ Epa CRC Epa |
| -4% | 71.12 | Forest Management: To Sustain Ecological, Economic, and Social Values ~ Lawrence S. Davis - K. Norman Johnson - Pete Bettinger - Theodore E. Howard Waveland Pr Inc Lawrence... |
| -8% | 38.76 | Geographical Ecology ~ Robert H. MacArthur Princeton University Press Robert H. MacArthur |
| -25% | 9.8 | Ant (Reaktion Books - Animal) ~ Charlotte Sleigh Reaktion Books Charlotte Sleigh |
| -18% | 14.70 | Against the Tide ~ Cornelia Dean Columbia University Press Cornelia Dean |
| -1% | 290.92 | Nature Projects on File: Experiments, Demonstrations, and Projects for Scho ~ Diagram Group Facts on File Diagram Group |
| -15% | 17.8 | Pocket Guide to the Birds of Britain and North-West Europe ~ Chris Kightley - Steve Madge Yale University Press Chris Kightley - Steve Madge |
| -9% | 31.49 | How Are Affordances Related To Events?: An Exchange of Views. A Special Iss ~ Lawrence Erlbaum |
| -52% | 2.85 | River Stops Here: How One Man's Battle to, The: Save His Valley Changed the ~ Ted Simon Random House Ted Simon |
| -10% | 28.72 | Wild Malaysia: The Wildlife and Scenery of Peninsular Malaysia, Sarawak, an ~ Junaidi Payne The MIT Press Junaidi Payne |
| -41% | 4.39 | The Perfect Storm: A True Story of Men Against the Sea ~ Sebastian Junger W. W. Norton & Company Sebastian Junger |
| -31% | 6.86 | Seba, Shells & Corals (Icons) ~ Albertus Seba - Irmgard, Dr. Musch Taschen Albertus Seba - Irmgard, Dr. Musch |
| -6% | 46.46 | Forest Health and Protection ~ Robert L. Edmonds - James K. Agee - Robert I. Gara Waveland Pr Inc Robert L. Edmonds - James K. Agee... |
| -12% | 23.47 | The Fossil Book: A Record of Prehistoric Life ~ Patricia Vickers Rich - Thomas Hewitt Rich - Mildred Adams Fenton - Carroll Lane Fenton Dover Public... |
| -17% | 15.5 | If You Tame Me: Understanding Our Connection With Animals (Animals, Culture ~ Leslie Irvine Temple University Press Leslie Irvine |
| -7% | 38.4 | Igneous Rocks: A Classification and Glossary of Terms: Recommendations of t ~ Cambridge University Press |
| -26% | 8.9 | Love Is A 4 Legged Word ~ Robert X. Leeds Epic Publishing Company Robert X. Leeds |
| -28% | 7.99 | Chesapeake Bay Blues: Science, Politics, and the Struggle to Save the Bay ( ~ Howard R. Ernst Rowman & Littlefield Publishers, Inc. Howard R. Ernst |
| -7% | 39.5 | The Others: How Animals Made Us Human ~ Paul Shepard Island Press Paul Shepard |
| -23% | 9.95 | Shadows in the Sea: The Sharks, Skates and Rays ~ Thomas B. Allen The Lyons Press Thomas B. Allen |
| -25% | 8.95 | The Human Use of Animals: Case Studies in Ethical Choice ~ F. Barbara Orlans - Tom L. Beauchamp - Rebecca Dresser - David B. Morton - John P. Gluck Oxford Univ... |
| -9% | 30.39 | Conservation of Biological Resources ~ E. J. Milner-Gulland - Ruth Mace Blackwell Publishing Limited E. J. Milner-Gulland - Ruth Mace |
| -6% | 48.00 | Flora of the Pacific Northwest: An Illustrated Manual ~ C. Leo Hitchcock - Arthur Cronquist University of Washington Press C. Leo Hitchcock - Arthur Cronqui... |
| -6% | 45.00 | Ecotourism and Certification: Setting Standards in Practice ~ Island Press |
| -38% | 4.95 | An Essential Guide to Bird Photography ~ Steve Young Guild of Master Craftsman Steve Young |
| -25% | 9 | The Voice of the Coyote, Second Edition ~ J. Frank Dobie Bison Books J. Frank Dobie |
| -3% | 89.9 | Wetlands: Environmental Gradients, Boundaries, and Buffers ~ CRC |
| -10% | 26 | The Gebusi: Lives Transformed in a Rainforest World ~ Bruce Knauft McGraw-Hill Companies Bruce Knauft |
| -7% | 39.95 | Biology and Conservation of Ridley Sea Turtles ~ The Johns Hopkins University Press |
| -75% | 1 | Earth's Song: "What Makes the Crops Rejoice, Beneath What Star to Plow, of ~ Leonard Hall University of Missouri Press Leonard Hall |
| -37% | 5.00 | Shadow Mountain: A Memoir of Wolves, a Woman, and the Wild ~ Renee Askins Anchor Renee Askins |
| -10% | 26.67 | Rainwater Catchment Systems for Domestic Supply: Design, Construction and I ~ Erik Nissen-Petersen - John Gould Practical Action Erik Nissen-Petersen - John Gould |
| -30% | 6.99 | The Coral Reef: White Star Guides Underwater World (White Star Guides) ~ Angelo Mojetta White Star Angelo Mojetta |
| -25% | 8.92 | Boundary Waters: The Grace of the Wild (World As Home, The) ~ Paul Gruchow Milkweed Editions Paul Gruchow |
| -54% | 2.49 | My First Summer in the Sierra ~ John Muir Mariner Books John Muir |
| -13% | 19.8 | John of the Mountains: The Unpublished Journals of John Muir ~ University of Wisconsin Press |
| -11% | 23.01 | The Country Diary of an Edwardian Lady, 1906: A Facsimile Reproduction of a ~ Edith Holden Henry Holt & Co Edith Holden |
| -6% | 46.96 | The Unified Neutral Theory of Biodiversity and Biogeography (MPB-32) (Monog ~ Stephen P. Hubbell Princeton University Press Stephen P. Hubbell |
| -16% | 15 | The Southern Sky Guide ~ David Ellyard - Wil Tirion Cambridge University Press David Ellyard - Wil Tirion |
| -37% | 5.00 | It Will Live Forever: Traditional Yosemite Indian Acorn Preparation ~ Beverly R. Ortiz - Julia F. Parker Heyday Books Beverly R. Ortiz - Julia F. Parker |
| -17% | 13.95 | Southern California StarWatch: The Essential Guide to Our Night Sky (Starwa ~ Mike Lynch Voyageur Press Mike Lynch |
| -24% | 9 | Striper Wars: An American Fish Story ~ Dick Russell Island Press Dick Russell |
| -13% | 20.00 | The Moral Menagerie: PHILOSOPHY AND ANIMAL RIGHTS ~ Marc R. Fellenz University of Illinois Press Marc R. Fellenz |
| -30% | 6.85 | Tornado in a Junkyard: The Relentless Myth of Darwinism ~ James Perloff Refuge Books James Perloff |
| -24% | 9.14 | Colorado StarWatch: The Essential Guide to Our Night Sky (Starwatch: The Es ~ Mike Lynch Voyageur Press Mike Lynch |
| -22% | 9.95 | Making the Bear Dance: A Naturalist's Journey into the World of Wildland Fi ~ Jeff Connor North Star Press of St. Cloud Jeff Connor |
| -50% | 2.9 | Gifts of the Wild: A Woman's Book of Adventure (Adventura Books) ~ Emerick & Goode Conlon Seal Press Emerick & Goode Conlon |
| -8% | 32 | American Perceptions of Immigrant and Invasive Species: Strangers on the Land ~ Peter Coates University of California Press Peter Coates |
| -22% | 9.99 | Human Pressure on the Brazilian Amazon Forests ~ Paulo Barreto - Carlos, Jr. Souza - Ruth Nogueron - Anthony Anderson - Rodney Salomao World Resource... |
| -22% | 9.99 | The Atlas of Climate Change: Mapping the World's Greatest Challenge ~ Kirstin Dow - Thomas E. Downing University of California Press Kirstin Dow - Thomas E. Downing |
| -3% | 88.18 | Aerial Photography and Image Interpretation ~ David P. Paine - James D. Kiser Wiley David P. Paine - James D. Kiser |
| -13% | 18.37 | Drawing Lines in the Forest: Creating Wilderness Areas in the Pacific North ~ Kevin R. Marsh University of Washington Press Kevin R. Marsh |
| -2% | 126.37 | Oceanography: An Invitation to Marine Science (Casebound with OceanographyN ~ Tom S. Garrison Brooks Cole Tom S. Garrison |
| -7% | 35.00 | Mediated Modeling: A System Dynamics Approach To Environmental Consensus Bu ~ Marjan van den Belt Island Press Marjan van den Belt |
| -4% | 60.99 | Ocean Biogeochemical Dynamics ~ Jorge L. Sarmiento Princeton University Press Jorge L. Sarmiento |
| -10% | 24.99 | Basslets, Dottybacks and Hawkfishes: Plus Seven More Aqarium Fish Families ~ Scott W. Michael - Fred Bavendam - Paul Humann - Rudie Kuiter - John Randall - Roger Steene - Takamo... |
| -12% | 19.99 | Timber: A Photographic History of Mississippi Forestry ~ James E. Fickle University Press of Mississippi James E. Fickle |
| -8% | 32.51 | Primary Wood Processing: Principles and Practice ~ J. C. F. Walker Springer J. C. F. Walker |
| -23% | 8.98 | The Brazilian Amazon Rainforest ~ Luiz C. Barbosa University Press of America Luiz C. Barbosa |
| -30% | 6.24 | Chasing Clayoquot: A Wilderness Almanac ~ David Pitt-Brooke Raincoast Books David Pitt-Brooke |
| -15% | 15 | The Animal Estate: The English and Other Creatures in the Victorian Age ~ Harriet Ritvo Harvard University Press Harriet Ritvo |
| -10% | 23.86 | Animal Passions and Beastly Virtues: Reflections on Redecorating Nature (An ~ Marc Bekoff Temple University Press Marc Bekoff |
| -6% | 45.33 | Scientific Uncertainty And the Politics of Whaling ~ Michael Heazle University of Washington Press Michael Heazle |
| -11% | 22.3 | Planet Earth: As You've Never Seen It Before ~ Alastair Fothergill University of California Press Alastair Fothergill |
| -4% | 68.11 | Standard Soil Methods for Long-Term Ecological Research (Long-Term Ecologic ~ Oxford University Press, USA |
| -6% | 42 | The Everglades Handbook: Understanding the Ecosystem, Second Edition ~ Thomas E. Lodge CRC Thomas E. Lodge |
| -6% | 42.53 | Applying Ecological Principles to Land Management ~ Springer |
| -3% | 76.49 | Health Maintenance and Principal Microbial Diseases of Cultured Fishes ~ John A. Plumb Iowa State Press John A. Plumb |
| -11% | 21.54 | A Guide to Common Freshwater Invertebrates of North America ~ J. Reese Voshell McDonald and Woodward Publishing Company J. Reese Voshell |
| -5% | 49.99 | Nonlinear Physical Oceanography: A Dynamical Systems Approach to the Large ~ Henk A. Dijkstra Springer Henk A. Dijkstra |
| -9% | 25.95 | Ecology and Land Management in Amazonia ~ M. J. Eden Crc Pr I Llc M. J. Eden |
| -20% | 10.36 | Ontario Wildflowers: 101 Wayside Flowers ~ Linda Kershaw Lone Pine Publishing Linda Kershaw |
| -20% | 10.36 | The Sylvan Path: A Journey Through America's Forests ~ Gary Ferguson St Martins Pr Gary Ferguson |
| -20% | 10.36 | Timber: Toil and Trouble in the Big Woods Ests ~ Ralph Warren Andrews Schiffer Publishing Ralph Warren Andrews |
| -9% | 25.99 | Commons Without Tragedy: Protecting the Environment from Overpopulation - a ~ Robert Andelson Rowman & Littlefield Publishers, Inc. Robert Andelson |
| -2% | 164.92 | Dams as Aid (Routledge Studies in Development and Society) ~ Anne Usher Routledge Anne Usher |
| -27% | 6.95 | Lords and Lemurs: Mad Scientists, Kings With Spears, and the Survival of Di ~ Alison Jolly Houghton Mifflin Alison Jolly |
| -17% | 12.55 | The Natural West: Environmental History in the Great Plains and Rocky Mountains ~ Dan L. Flores University of Oklahoma Press Dan L. Flores |
| -20% | 9.95 | Your Land and Mine: Evolution of a Conservationist ~ Edgar Wayburn Sierra Club Books Edgar Wayburn |
| -15% | 14 | Swampwalker's Journal ~ David M. Carroll - David Carroll Houghton Mifflin Company David M. Carroll - David Carroll |
| -29% | 6 | Wanderlust: A History of Walking ~ Rebecca Solnit Penguin (Non-Classics) Rebecca Solnit |
| -13% | 16.47 | Lone Star Field Guide to Texas Snakes, Third Edition (Lone Star Guides) ~ Alan Tennant Taylor Trade Publishing Alan Tennant |
| -12% | 17.5 | Land Use in America ~ Henry L. Diamond - Patrick F. Noonan Island Press Henry L. Diamond - Patrick F. Noonan |
| -2% | 117.47 | Groundwater Recharge and Wells: A Guide to Aquifer Storage Recovery ~ R. David G. Pyne CRC R. David G. Pyne |
| -17% | 12.5 | Nature in Danger: Threatened Habitats and Species (Guinness Guide to Nature ~ Noel Simon - The World Conservation Monitoring Centre Oxford University Press, USA Noel Simon - The ... |
| -63% | 1.48 | James Cameron's Aliens of the Deep: Voyages to the Strange World of the Dee ~ Joe Macinnis National Geographic Joe Macinnis |
| -11% | 19.50 | Gemstones of the World, Revised Edition ~ Walter Schumann Sterling Walter Schumann |
| -11% | 20.00 | Fishing Places, Fishing People: Traditions and Issues in Canadian Small-Sca ~ University of Toronto Press |
| -8% | 28.00 | Tree and Forest Measurement ~ P.W. West Springer P.W. West |
| -3% | 75.01 | Sedimentology and Sedimentary Basins: From Turbulence to Tectonics ~ Mike Leeder Blackwell Publishing Limited Mike Leeder |
| -27% | 6.49 | The Voyage of the Beagle (Adventure Classics) ~ Charles Darwin White Star Charles Darwin |
| -26% | 6.95 | Lives of North American Birds ~ Kenn Kaufman Houghton Mifflin Kenn Kaufman |
| -2% | 117.47 | Phosphorus and Nitrogen Removal from Municipal Wastewater: Principles and P ~ Richard I. Sedlak CRC Richard I. Sedlak |
| -10% | 21 | Fundamentals of Conservation Biology ~ Malcolm L., Jr. Hunter Blackwell Science Malcolm L., Jr. Hunter |
| -17% | 12 | Animal Equality : Language and Liberation ~ Joan Dunayer Ryce Publishing Joan Dunayer |
| -16% | 12.58 | Daily Observations: Thoreau On The Days Of The Year (The Spirit of Thoreau) ~ Steve Grant - Henry David Thoreau University of Massachusetts Press Steve Grant - Henry David Thorea... |
| -16% | 12.25 | To Touch a Dream: A Wilderness Adventure ~ Sunny Wright Ronsdale Press Sunny Wright |
| -14% | 14.63 | The Idler 38: How to Save the World Without Really Trying ~ Tom Hodgkinson - Gavin Pretor-Pinney - Dan Kieran Random House UK Tom Hodgkinson - Gavin Pretor-Pinn... |
| -21% | 8.88 | Talking to Fireflies, Shrinking the Moon: Nature Activities for All Ages ~ Edward Duensing Fulcrum Publishing Edward Duensing |
| -28% | 6.1 | Brown Dog of the Yaak: Essays on Art and Activism (Credo) ~ Rick Bass Milkweed Editions Rick Bass |
| -3% | 72.69 | Surtsey: Ecosystems Found ~ Sturla Fridriksson University of Iceland Press Sturla Fridriksson |
| -25% | 6.75 | Walks & Rambles on Cape Cod and the Islands: A Naturalist's Hiking Guide (W ~ Ned Friary - Glenda Bendure Backcountry Guides Ned Friary - Glenda Bendure |
| -8% | 26.97 | Observer's Guide to Stellar Evolution ~ Mike Inglis Springer Mike Inglis |
| -2% | 96.94 | Stochastic Population Dynamics in Ecology and Conservation (Oxford Series i ~ Russell Lande - Steinar Engen - Bernt-Erik Saether Oxford University Press, USA Russell Lande - Stei... |
| -10% | 19.3 | Rock Cycles: Formation, Properties & Erosion (Earth's Processes) ~ Rebecca Harman Heinemann Rebecca Harman |
| -2% | 125.15 | Analysing Strategic Environmental Assessment: Towards Better Decision-makin ~ Edward Elgar Publishing |
| -12% | 16.77 | Rethinking Tourism and Ecotravel ~ Deborah McLaren Kumarian Press Deborah McLaren |
| -3% | 71.2 | Bioeconomic Modelling and Valuation of Exploited Marine Ecosystems (Economy ~ J.C.J.M. van den Bergh - J. Hoekstra - R. Imeson - P.A.L.D. Nunes - A.T. de Blaeij Springer J.C.J.M.... |
| -2% | 93 | Ecoregion-Based Design for Sustainability ~ Robert G. Bailey Springer Robert G. Bailey |
| -23% | 7.5 | Two in the Far North ~ Margaret E. Murie Alaska Northwest Books Margaret E. Murie |
| -6% | 32.81 | Macro Systems in the Social Environment ~ Dennis D. Long - Marla C. Holle Wadsworth Publishing Dennis D. Long - Marla C. Holle |
| -7% | 30.00 | Defying Ocean's End: An Agenda For Action ~ Island Press |
| -11% | 17.94 | On The Coral Reefs (Science Adventures) ~ Sneed B. Collard Benchmark Books (NY) Sneed B. Collard |
| -27% | 5.97 | The Enchanted Braid: Coming to Terms with Nature on the Coral Reef ~ Osha Gray Davidson Wiley Osha Gray Davidson |
| -3% | 66.5 | The Biology of Apples and Pears (The Biology of Horticultural Crops) ~ John E. Jackson Cambridge University Press John E. Jackson |
| -16% | 11.37 | Black Holes (Our Solar System) ~ Dana Meachen Rau Compass Point Books Dana Meachen Rau |
| -6% | 32 | Placing Nature: Culture And Landscape Ecology ~ Island Press |
