题目内容
Whofounded the Sierra Club in 1892 to promote conservation in the US?
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Who wrote the book Silent Springand published it in 1962 intheUS?
Whofounded the organization that would become The US Forest Service and served as chief of the organization while Theodore Roosevelt was president?
Who is a Scottish-born American naturalist and one of the most famous preservationists in US history?
The historianLynnWhiteJr from University of California at Los Angeles publishedhisnotableandcontraversialpaper"Thehistoricalrootsofourecologiccrisis"inMarch_______inScience.
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