Since the 1970s, the overall trend in emissions of primary pollutants in the United States has ____
A) increased
B) varied
C) remained the same
D) declined
D
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Which of the following describes what a Doppler radar does?
A. It determines precipitation size by measuring changes in frequency of the reflected radio wave. B. It determines precipitation velocity by measuring changes in frequency of the reflected radio wave. C. It determines precipitation size by measuring changes in intensity of the reflected radio wave. D. It determines precipitation velocity by measuring changes in intensity of the reflected radio wave.
If water's specific heat capacity were higher, ponds in the cold winter would be
A. less likely to freeze. B. more likely to freeze. C. neither more nor less likely to freeze. D. no way to say.
________ is a pilgrimage to Mecca
A) Sunna B) Jihad C) Hajj D) Haditha E) none of the above
The environmental justice movement started because __________.
- Aldo Leopold published The Land Ethic. - corporate polluters were not serving jail time for breaking environmental laws - the Environmental Protection Agency was not doing its job - people realized that environmental damage is not equally distributed among all classes and racial groups; minority and low-income communities tend to contain a much larger share of the environmental damage (such as landfills, incinerators, toxic waste sites, etc.)