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The national parksAmerica's best idea Episode one The scripture of nature (1851-1890)videorecording (DVD)Published 2009
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The human the orchid and the octopusexploring and conserving our natural worldcompact disc unabridgedby Cousteau, Jacques, 1910-1997
Published 2008 -
Citizen justicethe environmental legacy of William O Douglas-public advocate and conservation championBookby McKeown, M. Margaret (Mary Margaret), 1951-
Published 2022 -
by Schweber, Nate
Published 2022 -
by Egan, Timothy
Published 2009