Books in Category: Environmental Issues
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Climate and Health in Hot Countries and the Outlines of Tropical Climatology
George Michael James Giles
489 downloads
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Bird Day; How to prepare for it
Charles Almanzo Babcock
489 downloads
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Metabolic Adaptation to Climate and Distribution of the Raccoon Procyon Lotor and Other Procyonidae
John N. Mugaas, John Seidensticker, and Kathleen P. Mahlke-Johnson
485 downloads
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Deadly Adulteration and Slow Poisoning Unmasked
Anonymous
484 downloads
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The Geologic Story of Arches National Park
Stanley William Lohman
482 downloads
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Birds useful and birds harmful
J. A. Owen and Ottó Herman
479 downloads
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Wayside and Woodland Trees: A pocket guide to the British sylva
Edward Step
479 downloads
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Rural Hygiene
Henry N. Ogden
478 downloads
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Excursions
Henry David Thoreau
475 downloads
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Reise in die Aequinoctial-Gegenden des neuen Continents. Band 3. (German)
Alexander von Humboldt
473 downloads
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Guida delle Prealpi Giulie (Italian)
Olinto Marinelli
471 downloads
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Human Origins
S. Laing
469 downloads
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Western Himalaya and Tibet
Thomas Thomson
459 downloads
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Travels into North America, Volume 1 (of 3)
Pehr Kalm
459 downloads
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Animal Sanctuaries in Labrador
William Wood
451 downloads
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In Wildest Africa, Vol. 1
C. G. Schillings
451 downloads
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Coal, and What We Get from It
Raphael Meldola
450 downloads
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Animal Life of the British Isles
Edward Step
450 downloads
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Atoms, Nature, and Man: Man-made Radioactivity in the Environment
Neal O. Hines
450 downloads
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Volcanic Islands
Charles Darwin
449 downloads
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The Game Fish, of the Northern States and British Provinces
Robert Barnwell Roosevelt
445 downloads
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The Unexploited West
Ernest J. Chambers
442 downloads
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Appletons' Popular Science Monthly, November 1898
Various
442 downloads
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Life History and Ecology of the Five-Lined Skink, Eumeces fasciatus
Henry S. Fitch
440 downloads
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Euthenics, the science of controllable environment
Ellen H. Richards
440 downloads
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