Books in Category: Environmental Issues
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Excursions
Henry David Thoreau
827 downloads
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Forest Trees of Texas: How to Know Them
Wilbur R. Mattoon and C. B. Webster
826 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
819 downloads
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The Malay Archipelago, Volume 2
Alfred Russel Wallace
806 downloads
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The Yellowstone National Park: Historical and Descriptive
Hiram Martin Chittenden
804 downloads
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The Naturalist in La Plata
W. H. Hudson
797 downloads
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Wayside and woodland trees : a pocket guide to the British sylva
Edward Step
796 downloads
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Observations of a Naturalist in the Pacific Between 1896 and 1899, Volume 2
H. B. Guppy
796 downloads
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The Geologic Story of Palo Duro Canyon
William Henry Matthews
795 downloads
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Proceedings [of the] fourth National Conservation Congress [at] Indianapolis, October 1-4, 1912
United States. National Conservation Congress
793 downloads
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Bird-Lore, Volume I—1899
Various
785 downloads
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American Weasels
E. Raymond Hall
781 downloads
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Venezuela
Leonard V. Dalton
772 downloads
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The Storm-Cloud of the Nineteenth Century
John Ruskin
770 downloads
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Cottage Building in Cob, Pisé, Chalk and Clay: A Renaissance (2nd edition)
Clough Williams-Ellis
762 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
757 downloads
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Conservation of marine birds of northern North America:
751 downloads
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The History of Badlands National Monument and the White River (Big) Badlands of South Dakota
Ray H. Mattison and Robert A. Grom
746 downloads
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London parks and gardens
Mrs. Evelyn Cecil
746 downloads
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Aspects of nature, in different lands and different climates (Vol. 1 of 2)
Alexander von Humboldt
744 downloads
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The Argentine Republic: Its Development and Progress
Pierre Denis
734 downloads
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Abessinien, das Alpenland unter den Tropen und seine Grenzländer (German)
Richard Andree
732 downloads
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Animals' Rights Considered in Relation to Social Progress
Henry S. Salt
729 downloads
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The Development of the Feeling for Nature in the Middle Ages and Modern Times
Alfred Biese
724 downloads
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Hertfordshire
Herbert W. Tompkins
722 downloads