Which of these air pollutants was not regulated by the Clean Air Acts of 1970, 1977, and 1990?
A. CO2
B. CO
C. SO2
D. NO2
Answer: A
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When Earth's continents were assembled as Pangaea, they covered much of Earth's surface that lies near the equator. Why did this warm the Earth's climate?
A) It restricted the flow of surface currents. B) The Sun's most intense radiation struck land instead of water. C) both of the above D) neither of the above
Outcomes of the Kyoto Conference of 1997 were that
A) all of the developed nations have significantly reduced GHG emissions. B) developing nations refused to sign the GHG protocol. C) the largest GHG emitters — India, China, and the United States — did not participate. D) Japan, Canada, and Russia met their GHG reduction pledges.
An earthquake on a strike-slip fault could offset fence lines and roads on the surface
a. True b. False Indicate whether the statement is true or false
What is the difference between an anticline, syncline, dome, and basin?
What will be an ideal response?