Humans increase the likelihood of flooding by all of the following activities except
a. building on wetlands
b. draining wetlands
c. removing water-absorbing vegetation
d. building a park on a riverbank
e. building levees
D
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For the same discharge, gradient, and channel cross-section, a stream with a boulder-strewn bed would be more turbulent than one with a sandy bed.
a. true b. false
Deforestation causes greenhouse gases to increase in the Earth's atmosphere of the release of ________
A) nitrous oxide B) carbon dioxide C) phosphorous D) silicon E) nitrogen
________ are former river valleys that were oriented parallel to the direction of ice flow and were scoured deeper by advancing glacial ice
A) Hanging valleys B) Paternosters C) Finger lakes D) Kettle lakes
Which of these graphs represents a site near the equator, such as near Ecuador?
A. A B. B C. C D. D