Answer:
Renewable energy is growing fast in the U.S., but fossil fuels still dominate. Most Americans (77%) say it's more important for the United States to develop alternative energy sources, such as solar and wind power, than to produce more coal, oil and other fossil fuels, according to a recent Pew Research Center survey
Answer: No atoms can be created and no atoms can be destroyed.
(don't know if thats what you were looking for)
Explanation:
The term that is used to describe a chemical reaction in which water is produced or gained I believe is Dehydration Synthesis.
They carry oxygen to your entire body, and carry carbon dioxide away from your body to be exhaled.