Answer:
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.
Answer:
Hi! I think that it is D. I am not 100% sure on it though so I'm so sorry if thats
wrong. Hope this helps though!
I think it’s A. Excreting waste
<span> your answer would be the Ramphastos bird. happy to help;)</span>