Biodiversity experts estimate that during this century, the extinction rate due to human activities will rise to ____ times the background extinction rate.
A. 3
B. 10
C. 20
D. 100
E. 10,000
Answer: E
Environmental & Atmospheric Sciences
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A. north B. east C. west D. south
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What is the main reason for the difference in climate between Fargo, North Dakota and Seattle, Washington?
A. air circulations B. latitude C. proximity to water D. elevation E. pressure differences
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Which technology would greatly assist people in less-developed countries to reduce indoor air pollution?
A. solar ovens and stoves B. motorbikes to gather firewood C. hybridized cattle from which to harvest dung D. ovens to make charcoal
Environmental & Atmospheric Sciences
Buddhism is the main religious practice in:
A) India B) Pakistan C) Bhutan D) all of the above E) none of the above
Environmental & Atmospheric Sciences