In 2012, economist Gernot Wagner estimated that the benefits of the U.S. Clean Air Act exceeded the costs of complying with the law by ____.
A. 2 to 1
B. 5 to 1
C. 10 to 1
D. 20 to 1
E. 30 to 1
Answer: E
Environmental & Atmospheric Sciences
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The Environmental Protection Agency administers the ____________________ that sets the standards for allowed levels of key water pollutants.
Fill in the blank(s) with the appropriate word(s).
Environmental & Atmospheric Sciences
What is sediment and what are the four classifications of marine sediments based on their origin?
Environmental & Atmospheric Sciences
DDT was originally intended to kill ________
A) corn insects B) birds C) mosquitoes D) plants E) aphids
Environmental & Atmospheric Sciences
A tropical cyclone with a wind speed of 150 km/hr. would be classified as Category ________ on the Saffir-Simpson Scale of hurricane intensity
A) One B) Two C) Three D) Four E) Five
Environmental & Atmospheric Sciences