Which of the following energy sources is expected to have the least growth in the next 20 years?
a.
hydroelectricity
b.
coal
c.
natural gas
d.
nonhydro renewables

Answer;

-Coal

Explanation;

-Renewable sources of energy are sources that rely on fuel sources that restore themselves over short periods of time and do not diminish. they include, solar, wind, hyrdpower.

-Non-renewable energy sources diminish over time, and are not able to replenish themselves.; coal, oil, natural gas, and nuclear. Even though they all get their energy from the sun, none of them are renewable. They all emit CO2 and other emissions when burned.

The answer is NOT COAL. Not sure which it is but coal came up as the answer almost everywhere and that's wrong.

[content deleted] - user123802726recklesschicken

a. decomposes use carbon from dead organisms as fuel for cellular respiration, returning carbon dioxide back into the atmosphere.