Anonymous

Kinetic; like wind, hydro or wave power. Thermal; like geothermal, combustion (fossil, biomass, refuse etc), fusion, fission or radioisotope generators (radioactive decay). Chemical; like power cells of many sizes and types.

Anonymous

Poop energy

Anonymous

ALL? I only have one life to live. I don't have time to list them all. My computer would collapse under the strain of such an enormous list. Although you could go the other way and say that all energy on earth originated from the nuclear fusion in the sun. Therefore there is only one real source. Everything else is an intermediate stage.

Anonymous

Here is the complete list: 1. Solar energy. 2. Red Bull.