The concentration of methane in the atmosphere has been shown to be increasing for the last 1,000 years, indicating that humans are not responsible for its generation
Indicate whether this statement is true or false.
Answer: FALSE
Environmental & Atmospheric Sciences
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Which of the following is not a way to prevent groundwater depletion?
a. waste less water b. subsidize water conservation c. limit the number of wells d. do not grow water intensive crops in dry areas e. tax water pumped from wells near surface waters
Environmental & Atmospheric Sciences
How much of the fish stocks are considered to be overfished?
a. 30% b. 50% c. 65% d. 80%
Environmental & Atmospheric Sciences
Africa is dominated by which topographic region?
A) Mountains B) High tablelands C) Plains D) Hills and low tablelands
Environmental & Atmospheric Sciences
The angle of repose of sand-sized particles falling from the air is ________ degrees.
A. 44 B. 34 C. 14 D. 90 E. 24
Environmental & Atmospheric Sciences