Which of the following technologies is currently allowing us to decrease carbon emissions from automobiles?
A) the internal combustion engine
B) hydrogen fuel cells
C) wind-powered vehicles
D) solar cars
E) nuclear cars
Answer: B
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Which is an example of a renewable resource?
A. freshwater B. oil C. natural gas D. copper
Arsenic is released into drinking water
a. from inorganic fertilizers b. from sewage and animal wastes c. from food processing facilities d. when any well is drilled down to the water table e. from mining refuse
Can you identify from the two maps’ regions where PRECIP supply (16.1a) is higher than POTET demand (16.1b)? Compare the two maps and describe these regions.
What will be an ideal response?
Although European countries today largely discourage immigration, the region attracts immigrants from:
A) Russia B) South America C) India D) Africa and the Middle East E) China