Books in Category: Environmental Issues
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Food Habits of the Thrushes of the United States
F. E. L. Beal
290 downloads
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The Mentor: Game Birds of America, Vol. 1, Num. 34, Serial No. 34
Edward Howe Forbush
290 downloads
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Memoria sobre o melhoramento da cultura da Beira e da navegação do Mondego (Portuguese)
António de Almeida
289 downloads
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Natural Bridges National Monument (1954)
United States. National Park Service
289 downloads
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Rocky Mountain National Park [Colorado]
United States. Department of the Interior
289 downloads
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The Forest Habitat of the University of Kansas Natural History Reservation
Henry S. Fitch and Ronald L. McGregor
288 downloads
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Colonisação de Lourenço Marques: Conferencia feita em 13 de março de 1897 (Portuguese)
Alfredo Augusto Freire de Andrade
288 downloads
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Wild Animals of Yellowstone National Park
Harold J. Brodrick
287 downloads
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Renlighet och frisk luft (Swedish)
Hjalmar Öhrvall
286 downloads
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The Holy Earth
L. H. Bailey
285 downloads
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La grande artère de la Chine: le Yangtseu (French)
Joseph Dautremer
285 downloads
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Burton Island State Park: Guide to the Interpretive Nature Trail and Hiking Trail
Stephen Antil
285 downloads
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Earthquakes
Kaye M. Shedlock and L. C. Pakiser
284 downloads
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The Rural Magazine, and Literary Evening Fire-Side, Vol. 1 No. 09 (1820)
Various
284 downloads
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La Terre de Feu d'après le Dr Otto Nordenskjöld (French)
Charles Rabot
284 downloads
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Practical Forestry in the Pacific Northwest
E. T. Allen
284 downloads
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Report on the Migration of Birds in the Spring and Autumn of 1882. Fourth Report
J. A. Harvie-Brown, John Cordeaux, Richard Manliffe Barrington, and Alexander Goodman More
283 downloads
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The Plague at Marseilles Consider'd
Richard Bradley
283 downloads
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Grand Teton [Wyoming] National Park
United States. Department of the Interior
283 downloads
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The farm and the woodlot
J. E. Barton
281 downloads
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Municipal housecleaning : the methods and experiences of American cities in collecting and disposing of their municipal wastes—ashes, rubbish, garbage, manure, sewage, and street refuse
William Parr Capes and Jeanne Daniels Carpenter
281 downloads
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Additional Records and Extensions of Known Ranges of Mammals from Utah
Stephen David Durrant, M. Raymond Lee, and Richard M. Hansen
281 downloads
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Supplement to Animal Sanctuaries in Labrador
William Wood
280 downloads
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The flow of time in the Connecticut valley : geological imprints
George W. Bain and Howard A. Meyerhoff
280 downloads
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Seventeen Species of Bats Recorded from Barro Colorado Island, Panama Canal Zone
E. Raymond Hall and William B. Jackson
279 downloads
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