Which of the following is a biodegradable water pollutant?
A. gasoline
B. mercury
C. elemental lead
D. arsenic
Answer: A
Environmental & Atmospheric Sciences
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Topsoil in the United States is eroding about ____ times faster than it can form
a. 2 b. 4 c. 8 d. 17 e. 22
Environmental & Atmospheric Sciences
Chemical analyses of calcite composing the fossil microscopic shells of some marine plankton serve as proxy records of:
A) sea level. B) ocean temperature. C) glacial ice volume. D) both B and C.
Environmental & Atmospheric Sciences
Canada is a good place to see geological features that were formed by erosion associated with
glaciation. Indicate whether the statement is true or false.
Environmental & Atmospheric Sciences
Among the important benefits of the Green Revolution is reduced reliance on oil and other non-renewable resources
Indicate whether this statement is true or false
Environmental & Atmospheric Sciences