Why is coal considered a dirty form of energy?

Extracting the chemical energy from coal is a three-step process: 1) Dig it up. 2) Burn it. 3) Dump the ash (and other waste) somewhere. Each of these steps is incredibly dirty. Coal can be mined in one of two ways: underground mining or surface mining. read more

So, mining coal is dirty, burning coal is dirty, and the waste from coal is dirty. Combined with the fact that burning coal is horribly inefficient, this makes coal pretty much the dirtiest source of energy ever used. read more

With the election of Donald Trump as president, there's a renewed focus on coal as a source of energy, and the promotion of so-called "clean coal." Coal can never be clean. read more

Check out "There is a Better Way" on how renewable energy technology can power America. read more

10 reasons why coal is a good energy source: Cheapest source of energy. It is by far cheaper than nuclear, natural gas, oil. Hydro usually will be slightly cheaper. read more