Ninety-five percent of ____ output from the Gulf of Mexico, the largest domestic source, was disrupted by Hurricane Katrina
a. fisheries
b. hydroelectric power
c. nuclear power
d. coal
e. petroleum
ANSWER: e
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The use of catalytic converters can reduce acid rain production.
Answer the following statement true (T) or false (F)
In order to control flooding, levees are frequently constructed along the banks of rivers to confine flow to the channel. Given this, what happens to the flow velocity and erosive power of the stream during a flood, before the water overflows the levee?
a. Velocity increases because the width does not increase, and the erosive power increases. b. Velocity increases because depth does not increase, and the erosive power increases. c. Velocity decreases because the depth of the channel is significantly greater, and the erosive power increases. d. Velocity decreases because the width of the channel is significantly less and the erosive power decreases.
Which tool is part of the "irons"?
a. pick head axe b. mallet c. flat-head axe d. pry bar
Solutions to environmental problems ________
A) must work on a global scale B) should be designed with the goal of sustaining Earth's natural capital C) must focus on short-term fixes because long-term solutions are generally unattainable D) can be implemented only by scientists E) must always be designed and discussed in the political arena before implementation