Books in Category: Environmental Issues
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North America
Israel C. Russell
842 downloads
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Forest Trees of Texas: How to Know Them
Wilbur R. Mattoon and C. B. Webster
839 downloads
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Proceedings [of the] fourth National Conservation Congress [at] Indianapolis, October 1-4, 1912
United States. National Conservation Congress
839 downloads
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Proceedings of the second National Conservation Congress at Saint Paul, September 5-8, 1910
United States. National Conservation Congress
827 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
825 downloads
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Excursions
Henry David Thoreau
823 downloads
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Hertfordshire
Herbert W. Tompkins
819 downloads
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Birds useful and birds harmful
J. A. Owen and Ottó Herman
817 downloads
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Guatemala, the country of the future
Charles M. Pepper
814 downloads
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House Rats and Mice
David E. Lantz
810 downloads
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The Healthy Life, Vol. V, Nos. 24-28
Various
806 downloads
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Mutual Aid: A Factor of Evolution
kniaz Petr Alekseevich Kropotkin
806 downloads
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Cuba Past and Present
Richard Davey
803 downloads
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Climate and Health in Hot Countries and the Outlines of Tropical Climatology
George Michael James Giles
797 downloads
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Histoire d'un ruisseau (French)
Elisée Reclus
795 downloads
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The Unexploited West
Ernest J. Chambers
790 downloads
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Mosaic of New Mexico's Scenery, Rocks, and History
789 downloads
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American Weasels
E. Raymond Hall
779 downloads
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Narrative of the surveying voyages of His Majesty's ships Adventure and Beagle, between the years 1826 and 1836. Volume I. Proceedings of the First Expedition, 1826-1830
Philip Parker King and Robert Fitzroy
777 downloads
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Everglades Wildguide
Jean Craighead George
776 downloads
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The Geographical Distribution of Animals, Volume 1
Alfred Russel Wallace
768 downloads
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The Lobster Fishery of Maine
John N. Cobb
758 downloads
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The Naturalist on the Thames
C. J. Cornish
758 downloads
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Bird-Lore, March-April 1916
Various
757 downloads
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The Storm
Daniel Defoe
755 downloads
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