I worked in a coal mine dangerous.

Many workers were trapped in the coal mine.

Ice is the canary in the global coal mine.

He worked in the coal mine till it closed. And her?

What used to be a town before the coal mine gave out.

In the very depths of a coal mine, or in a mansion on a hill.

Barack Obama That's why we had to invest in clean coal technologies. If you own a coal mine, global warming is bad news for you.

I am the canary in the coal mine here as a warning to all of you.

But those of us living in environmental justice communities are the canary in the coal mine.

Coal dust.

Mine! Mine! Mine!

But again, coal.

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

CT that killed seven people, a coal dust and methane explosion at the Upper Big Branch coal mine which killed 29 people, and a methane explosion in Deepwater Horizon that killed 11 people.

They burned some coal.

The coal is burning.

It's gas. It's coal.

Not entirely unlike coal.

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

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

Do mine, Mommy! Mine, too!

Coal is a fossil fuel.

They substituted coal for oil.

Coal is not always black.

Coal consists mostly of carbon.

If you burn coal, no.

Here's a piece of coal.

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

Mine

Mine.

Mine?

Mine.

Mine!

Mine!

This isn't mine, mine was Bourbon.

If you ask them, they'll say, Well, you know the coal, we need the coal.

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

Petroleum was replacing coal as fuel.

Coal is chemically allied to diamonds.

We have used up the coal.

This country is rich in coal.

We have used up the coal.

Clean Coal. Has anybody noticed that?

The fact is, coal isn't dirty.

like dirty coal and foreign oil.