The statistical rating of flood discharge is based on

A) floodplain width.
B) average channel depth.
C) the rate of aggradation or degradation of a stream.
D) historical records of discharge during precipitation events.


D

Environmental & Atmospheric Sciences

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A warmer world is least likely to result in ____.

A. decreased food production B. ecosystem collapse C. a rise in sea level D. less flooding E. spread of tropical diseases

Environmental & Atmospheric Sciences

Which of the following statements describes how clouds appear on an infrared satellite image?

A. Low, warm clouds appear grey, and high, cold clouds appear grey. B. Low, warm clouds appear white, and high, cold clouds appear white. C. Low, warm clouds appear grey, and high, cold clouds appear white. D. Low, warm clouds appear white, and high, cold clouds appear grey.

Environmental & Atmospheric Sciences

Study Figure 7.18 in the text. How must conditions change for a rock to go from an amphibolite to an

eclogite facies? What happens if pressure is at 4 kbar but temperature decreases from 600 degrees C to 400 degrees C? What will be an ideal response?

Environmental & Atmospheric Sciences

Where was India located during most of the Mesozoic?

A. part of the supercontinent of Gondwana B. connected with Africa and Antarctica C. the Southern Hemisphere D. All of these. E. None of these.

Environmental & Atmospheric Sciences