Books in Category: Environmental Issues
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Village Improvements and Farm Villages
George E. Waring
518 downloads
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Conservation Through Engineering
Franklin K. Lane
516 downloads
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Cornwall
S. Baring-Gould
514 downloads
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Aspects of nature, in different lands and different climates (Vol. 1 of 2)
Alexander von Humboldt
513 downloads
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The useful trees of northern Nigeria
Hugh Vandervaes Lely
509 downloads
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Proceedings [of the] fourth National Conservation Congress [at] Indianapolis, October 1-4, 1912
United States. National Conservation Congress
508 downloads
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The binding of the Nile and the new Soudan
Sidney Cornwallis Peel
507 downloads
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ASCE 1193: The Water-Works and Sewerage of Monterrey, N. L., Mexico
G. R. G. Conway
505 downloads
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Human Origins
S. Laing
504 downloads
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Baraboo, Dells, and Devil's Lake Region
Harry Ellsworth Cole
504 downloads
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Science in Arcady
Grant Allen
503 downloads
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Ragnarok : the Age of Fire and Gravel
Ignatius Donnelly
498 downloads
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Guatemala, the country of the future
Charles M. Pepper
492 downloads
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The Earth as Modified by Human Action
George P. Marsh
492 downloads
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The Geologic Story of Arches National Park
Stanley William Lohman
485 downloads
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The northern whale-fishery
William Scoresby
485 downloads
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Animal Life of the British Isles
Edward Step
479 downloads
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Angola and the River Congo, vol. 2
Joachim John Monteiro
478 downloads
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The Storm
Daniel Defoe
473 downloads
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The Beauties of Nature, and the Wonders of the World We Live In
Sir John Lubbock
473 downloads
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Whales, dolphins, and porpoises of the western North Atlantic : a guide to their identification
Stephen Leatherwood, David K. Caldwell, and Howard Elliott Winn
468 downloads
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A History of Southern Utah and Its National Parks (Revised)
Angus M. Woodbury
459 downloads
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London (Ancient and Modern) from the Sanitary and Medical Point of View
George Vivian Poore
458 downloads
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The filtration of public water-supplies
Allen Hazen
455 downloads
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Deutsche Nordseeküste: Friesische Inseln und Helgoland. (German)
Hippolyt Julius Haas
453 downloads
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