Which of the following is true about the Ogallala aquifer?
A) It was featured in the movie A Civil Action.
B) Water levels are dropping primarily because of overpumping.
C) It is a confined aquifer so is replenished as fast as water is used.
D) None of these are correct.
B) Water levels are dropping primarily because of overpumping.
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Why are orangutans currently endangered in Borneo?
A. They have been overharvested by humans for their meat and fur B. Humans have introduced a disease that is fatal to orangutans C. Sea level rise from climate change has flooded their coastal habitat D. Their habitat has been destroyed and replaced by palm plantations.
Based on human-induced changes to the atmosphere, some have tentatively labeled Earth's next atmosphere the
A) modern atmosphere. B) anthropogenic atmosphere. C) ozonosphere. D) pollution sphere. E) living atmosphere.
How many weather-related disasters with costs in excess of $1 billion occurred in the United States between 2000 and 2013?
A) 5 B) 34 C) 84 D) 12
Glaciers move by _________ and __________. Fill in the blank(s) with the appropriate word(s)