Books in Category: Environmental Issues
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Cruise of the Revenue-Steamer Corwin in Alaska and the N.W. Arctic Ocean in 1881: Botanical Notes
John Muir
186 downloads
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Rainbow Bridge National Monument, Utah (1951)
United States. National Park Service
185 downloads
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Sewage Disposal on the Farm, and Protection of Drinking Water
Theobald Smith
185 downloads
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The Rural Magazine, and Literary Evening Fire-Side, Vol. 1 No. 06 (1820)
Various
185 downloads
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In Het Rijk van Vulcaan (Dutch)
R. A. van Sandick
184 downloads
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»Meine Brüder im stillen Busch, in Luft und Wasser« (German)
Martin Braess
183 downloads
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Notes on the Mammals of Gogebic and Ontonagon Counties, Michigan, 1920
Lee R. Dice and Harley Bakwel Sherman
181 downloads
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Het Boschvolkje (Dutch)
William J. Long
181 downloads
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Additional Records and Extensions of Known Ranges of Mammals from Utah
Stephen David Durrant, M. Raymond Lee, and Richard M. Hansen
179 downloads
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Colonisação de Lourenço Marques: Conferencia feita em 13 de março de 1897 (Portuguese)
Alfredo Augusto Freire de Andrade
178 downloads
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Our Common Land (and Other Short Essays)
Octavia Hill
178 downloads
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Mammals of the Grand Mesa, Colorado
Sydney Anderson
172 downloads
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L'Illustration, No. 0038, 18 Novembre 1843 (French)
Various
171 downloads
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The Kingdom of Man
Sir E. Ray Lankester
171 downloads
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Els aucells més útils a la agricultura de Catalunya (Catalan)
Emili Tarré
171 downloads
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Jumaluskon alkuperä (Finnish)
Uno Harva
168 downloads
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De koraal-eilanden: fragment uit het dagboek van een natuuronderzoeker
(Dutch)
Charles Darwin
167 downloads
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Os Cataventos (Portuguese)
Rocha Peixoto
167 downloads
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Lajien synty: Luonnollisen valinnan kautta (Finnish)
Charles Darwin
166 downloads
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Preservation of forests as a measure of public safety
Lourenço Baeta Neves
165 downloads
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Itinerario de Buenos Aires a Cordoba (Spanish)
José Sourryère de Souillac
164 downloads
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Remarks on the management, or rather, the mis-management of woods, plantations, and hedge-row timber
J. West
163 downloads
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Zion National Park, Utah (1951)
United States. National Park Service
161 downloads
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Quo vadimus? : Some glimpses of the future
E. E. Fournier d'Albe
161 downloads
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Pohjoisnavalta päiväntasaajalle: Helppotajuisia esitelmiä (Finnish)
Alfred Edmund Brehm
159 downloads
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