Books in Category: Environmental Issues
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Cape Cod
Henry David Thoreau
1122 downloads
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The Fight for Conservation
Gifford Pinchot
1118 downloads
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Research methods in ecology
Frederic E. Clements
1114 downloads
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One Hundred Years in Yosemite: The Story of a Great Park and Its Friends
Carl Parcher Russell
1112 downloads
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Commercial Geography
Jacques W. Redway
1090 downloads
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Bird-Lore, Volume I—1899
Various
1074 downloads
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The Yellowstone National Park: Historical and Descriptive
Hiram Martin Chittenden
1054 downloads
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American Weasels
E. Raymond Hall
1035 downloads
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Men of the Old Stone Age: Their Environment, Life and Art
Henry Fairfield Osborn
1023 downloads
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Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3
Alexander von Humboldt and Aimé Bonpland
997 downloads
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Aspects of nature, in different lands and different climates (Vol. 2 of 2)
Alexander von Humboldt
980 downloads
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Garden and Forest Weekly, Volume 1 No. 1, February 29, 1888
Various
970 downloads
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The Andes of Southern Peru
Isaiah Bowman
961 downloads
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Animal life of the British Isles : a pocket guide to the mammals, reptiles and batrachians of wayside and woodland
Edward Step
944 downloads
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Mammals of Mesa Verde National Park, Colorado
Sydney Anderson
934 downloads
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Birds useful and birds harmful
J. A. Owen and Ottó Herman
927 downloads
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Abessinien, das Alpenland unter den Tropen und seine Grenzländer (German)
Richard Andree
922 downloads
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Proceedings [of the] fourth National Conservation Congress [at] Indianapolis, October 1-4, 1912
United States. National Conservation Congress
921 downloads
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The dawn of astronomy
Sir Norman Lockyer
911 downloads
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Proceedings of the second National Conservation Congress at Saint Paul, September 5-8, 1910
United States. National Conservation Congress
891 downloads
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Extinct birds : An attempt to unite in one volume a short account of those birds which have become extinct in historical times
Baron Lionel Walter Rothschild Rothschild
873 downloads
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Observations of a Naturalist in the Pacific Between 1896 and 1899, Volume 2
H. B. Guppy
871 downloads
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Discoveries in Australia, Volume 2
John Lort Stokes
862 downloads
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The Beauties of Nature, and the Wonders of the World We Live In
Sir John Lubbock
857 downloads
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Climate and Health in Hot Countries and the Outlines of Tropical Climatology
George Michael James Giles
854 downloads
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