Books in Category: Environmental Issues
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The Lobster Fishery of Maine
John N. Cobb
537 downloads
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Appletons' Popular Science Monthly, September 1899
Various
532 downloads
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London (Ancient and Modern) from the Sanitary and Medical Point of View
George Vivian Poore
529 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
524 downloads
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The Geologic Story of Palo Duro Canyon
William Henry Matthews
520 downloads
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Research methods in ecology
Frederic E. Clements
516 downloads
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On the mode of communication of cholera
John Snow
514 downloads
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Everglades Wildguide
Jean Craighead George
513 downloads
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Excursions
Henry David Thoreau
510 downloads
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Ragnarok : the Age of Fire and Gravel
Ignatius Donnelly
509 downloads
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A year at the shore
Philip Henry Gosse
505 downloads
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Spadacrene Anglica: The English Spa Fountain
Edmund Deane
503 downloads
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Aspects of nature, in different lands and different climates (Vol. 1 of 2)
Alexander von Humboldt
499 downloads
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Cuba Past and Present
Richard Davey
491 downloads
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A Distributional Study of the Amphibians of the Isthmus of Tehuantepec, México
William Edward Duellman
487 downloads
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Village Improvements and Farm Villages
George E. Waring
481 downloads
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The Geologic Story of Arches National Park
Stanley William Lohman
479 downloads
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Botanical features of the Algerian Sahara
William Austin Cannon
478 downloads
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The Geographical Distribution of Animals, Volume 1
Alfred Russel Wallace
478 downloads
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Histoire d'un ruisseau (French)
Elisée Reclus
477 downloads
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A History of Southern Utah and Its National Parks (Revised)
Angus M. Woodbury
475 downloads
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The Healthy Life, Vol. V, Nos. 24-28
Various
473 downloads
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A Report on Washington Territory
William Henry Ruffner
473 downloads
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Agate Fossil Beds National Monument, Nebraska
United States. National Park Service
468 downloads
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Oudewater en omtrek, Geologisch, Mythologisch en Geschiedkundig Geschetst (Dutch)
Willem Cornelis van Zijll
467 downloads