For which continents is land degradation having the least impact on global grain production?
a. Africa and Asia
b. North and South America
c. Europe and North America
d. Asia and Europe
e. Africa and South America
Answer: e. Africa and South America
Environmental & Atmospheric Sciences
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a. True b. False
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The last episode of extensive glaciation in North America was at its peak about ________ years ago.
A. 10,000 B. 18,000 C. 5,000 D. 2,000
Environmental & Atmospheric Sciences
Which of the following is most likely perpetuate the poverty of a rural laborer in India?
A. a daughter's dowry B. lack of credit C. the cost of fuel to run pumps D. the birth of a son
Environmental & Atmospheric Sciences
Which of the following is the largest carbon sink?
A) Fossil fuels and oil shales B) The atmosphere C) Dead organic matter D) The oceans
Environmental & Atmospheric Sciences