The census of 1890 highlighted the "closing of the frontier," which coincided with
A) John Muir's conservation activities.
B) Rachel Carson's Silent Spring.
C) the greenbelt movement.
D) the Dust Bowl.
Correct Answer:
Verified
Q20: Rachel Carson was particularly critical of the
Q21: In 2013 most species in the world
Q22: The Cuyahoga River in Ohio had been
Q23: The destruction of oyster larvae in Oregon
Q24: Which of the following relationships is most
Q26: Which of the following is a correlation
Q27: If atmospheric carbon dioxide was eliminated from
Q28: The environmental movement was a grassroots initiative
Q29: If rivers were catching fire today in
Q30: Because of the modern environmental movement,
A)world population
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