The presumed causes for transgressions and regressions of shallow seas during the Paleozoic

were
a. greenhouse effect and glaciation.
b. tectonic activity and continental rifting.
c. glaciation and tectonic events.
d. bolide impact and glaciation.
e. none of the above


C

Environmental & Atmospheric Sciences

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Thermal pollution results primarily from

A. power generation. B. heating. C. manufacturing. D. irrigation.

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The term ________ refers to a city's adjacent milk-producing region; cities everywhere, not just in the Dairy Belt, have them

A) dairy city B) cow country C) udder suburbs D) milkshed

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A temperature inversion is necessary for the creation of an inferior mirage

Indicate whether the statement is true or false

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