Guardians of tomorrow / Hirsch, S. Carl

Author:

ISBN13: 
9780670356461
Compare Title: 
guardiansoftomorrowpioneersinecology
Call Number: 
920

Guardians of tomorrow

pioneers in ecology
  • Hirsch, S. Carl
1971
Brief biographies of eight American pioneers in conservation and ecology: Henry David Thoreau, George Perkins Marsh, Frederick Law Olmsted, John Muir, Gifford Pinchot, George Norris, Aldo Leopold, and Rachel Carson.
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