Americans became vitally interested in environmental issues in the
a. 1880s and 1890s.
b. 1930s and 1940s.
c. 1960s and 1970s.
d. 1980s and 1990s.
e. Twenty-first century.
Question 2
The triggering mechanism for environmental policy making at the federal level was the 1962 publication of ____________Silent Spring.
a. Al Gore's
b. Bill Clinton's
c. Barack Obama's
d. George H.W. Bush's
e. Rachel Carson's