Which of the following greenhouse gases is the most efficient at trapping heat (i.e., has the highest global warming potential-GWP)?
A. nitrous oxide (N2O)
B. carbon dioxide (CO2)
C. chlorofluorocarbons (CFC's)
D. ozone (O3)
E. methane (CH4)
Answer: C
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a. Absorption b. residue c. Contamination d. Exposure
What are the advantages and disadvantages of a high throughput economy?
What will be an ideal response?
The oldest surface rocks on Earth are between 3.8 and 4.4 billion years old
Indicate whether the statement is true or false
In 2001, the Bush administration withheld funds for international family planning. Should the United States fund family planning?
a. Yes, absolutely b. Yes, but only in nations that follow U.S.-approved programs c. Only if it can influence the nations’ policies d. Never under any circumstances; it’s not our job.