Further on, he came to understand the coal, the use of the coal, and he used coal, still, again, burning.

It's something they use in coal mining, father.

Coal. Hint of silt.

We do not use any electrons that come from coal.

Coal consists mostly of carbon.

Here's a piece of coal.

Coal dust.

Many use destructive mountaintop removal to reach coal deposits, causing environmental mayhem.

But I brought along here a lump of coal right here, one lump of coal.

Or maybe a lump of coal

Now, if any of you have been to a coal plant and seen the same steam turbine, because they use the same technology at a coal plant.

But again, coal.

Massive coal reserves.

More coal doctor.

Coal. Coal turns out to be virtually the same stuff.

Whereas a coal burning plant, a normal one gigawatt coal plant, burns 80 rail cars of coal a day, each car having 100 tons.

As of 2007, coal generates 48.5 of U.S. electricity.

When humanity began to use coal and oil as fuel sources, it experienced unprecedented growth.

We use over five billion tons of coal, 30 billion plus barrels of oil that's a hundred million barrels a day.

They burned some coal.

The coal is burning.

It's gas. It's coal.

Not entirely unlike coal.

it's a hot coal.

Will the strike affect the price of coal?

But that's the sound of clean coal technology.

And here's a different way of mining coal.

One peep out of you and you're coal!

Coal mines, that's what's in Scranton, Pennsylvania. nice, lovely, beautiful coal mines.

Last year's output of coal fell short of the standard.

English economist William Stanley Jevons realised that Better steam engines made coal a more cost effective fuel source, which led to the use of more steam engines, which increased total coal consumption.

Developing countries know this. Energy in coal use is growing rapidly in all the developing countries.

Much of the high quality anthracite coal is gone,

They substituted coal for oil.

Coal is not always black.

Coal is a fossil fuel.

If you burn coal, no.

But one day of coal adds up to one hell of a lot of carbon dioxide in a normal one gigawatt coal fired plant.

'It's something they use in coal mining, father'. You' re bloody fancy talk since you left London.

And while burning coal is one of the leading causes of global warming, the remarkable clean coal technology you see here changes everything.

We have used our ration of coal for the week.

Petroleum priced coal out of the energy market in Japan.

The largest mountaintop miner is the head of Massey Coal.

They found enormous deposits of oil, natural gas and coal.

So coal itself is probably one of the largest problems.