Answer: Used writing and her testimony before the U.S. Congress to help promote a new environmental ethic.
Explanation:
Rachel Carson is a marine conservationist, biologist and American writer who, through her books, highlighted the danger of using various pesticides for marine life. His research and activism allowed the prohibition of the use of DDT and other pesticides and the creation of the U.S. Environmental Protection Agency.
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When surplus was generated through a division of labor.
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Under the Constitution, it is the President who has the responsibility for relationships with foreign nations, although this responsibility is usually delegated to another position, called the Secretary of State.