Answer:Definetion of Global Warming
Explanation:
a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
I don't know what the first one is but the 2nd one is a no and yes it can be helpful but bad at the same time because with too much ozone particles it can heat up the earth and cause more weather. The others I don't know use this definition to help u. And how can this affect the U.S politics? Hope your not mad though O~O
The answer is the last one >:3