Books in Category: Environmental Issues (sorted alphabetically by author)
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The great beach John Hay
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The filtration of public water-supplies Allen Hazen
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Exploration of the Valley of the Amazon, Part 1 (of 2) William Lewis Herndon and Lardner Gibbon
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An Essay on the Encroachments of the German Ocean Along the Norfolk Coast William Hewitt
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Our Common Land (and Other Short Essays) Octavia Hill
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Atoms, Nature, and Man: Man-made Radioactivity in the Environment Neal O. Hines
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The ivory king : A popular history of the elephant and its allies Charles Frederick Holder
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Illustrated Catalogue of a Portion of the Collections Made During the Field Season of 1881 William Henry Holmes
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Yorkshire Vales and Wolds Gordon Home
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The Farm That Won't Wear Out Cyril G. Hopkins
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The Mentor: Game Animals of America, Vol. 4, Num. 13, Serial No. 113, August 15, 1916 William T. Hornaday
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Our Vanishing Wild Life: Its Extermination and Preservation William T. Hornaday
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The Extermination of the American Bison William T. Hornaday
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Mount Everest, the Reconnaissance, 1921 Charles Howard-Bury, George Mallory, and A. F. R. Wollaston
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Garden Cities of To-Morrow Sir Ebenezer Howard
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The House Fly and How to Suppress It L. O. Howard and F. C. Bishopp
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A Review of the Resources and Industries of the State of Washington, 1909 Ithamar M. Howell
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Ferns of Hawaii National Park Douglass H. Hubbard
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South America Gardiner G. Hubbard
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Hampshire Days W. H. Hudson
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The Naturalist in La Plata W. H. Hudson
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The Atom and the Ocean E. W. Seabrook Hull
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Reise in die Aequinoctial-Gegenden des neuen Continents. Band 2. (German) Alexander von Humboldt
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Reise in die Aequinoctial-Gegenden des neuen Continents. Band 3. (German) Alexander von Humboldt
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Aspects of nature, in different lands and different climates (Vol. 1 of 2) Alexander von Humboldt