Now customers want to watch over coal mines, construction sites, private yachts, neighborhood bars, even forests.
Steelmakers, coal mines and electricity generators will receive compensation to ensure they stay in business.
BBC: Australia plans to impose carbon tax on worst polluters
When the coal mines dried up in the 1950s, Shenandoah began its economic slide.
CNN: Behind the scenes: An interview interrupted in Shenandoah
The directors asked Mr. Barakzai if he would look into child labor in the coal mines.
Coal mines are closing down, but not fast enough to match consumption with production.
But in the shadow of the coal mines in Datong there are different expectations.
Some power plants have their own captive coal mines, while others import coal to operate their facilities.
About 270 miners were stuck in two underground coal mines in eastern India as elevators stopped working.
He, too, needs votes among the car plants of Ohio and the coal mines of West Virginia.
Surber left the family behind in Saltville, Virginia, so he could head out to West Virginia's coal mines.
CNN: Great Depression holds lessons for surviving tough economy
Manuel Sanchez, 41, has spent the last 17 years working coal mines in Utah, Wyoming and Colorado.
CNN: Frustrated family of miner clings to 'one string of hope'
So on May 30th he set off for the coal mines of Inner Mongolia to boost his income.
America is shuttering coal plants but not coal mines, and coal unwanted at home is finding its place overseas.
FORBES: Surprise Side Effect Of Shale Gas Boom: Coal Boom Overseas
It owned blast furnaces, rolling mills, hopper cars, barges, coal mines, ships, shipyards.
The Cannock Chase coalfields once supported as many as 48 coal mines - the last, Littleton, closing in 1993.
But coal mines cannot be turned on and off and imports are a better way to fill short-term contracts.
Meanwhile, the minister announced that a trust was being set up to restore old open cast coal mines across Scotland.
Others say the cause could be old coal mines or old oil and gas wells that date back to the 1800s.
But is it fair for a West Virginian working in the coal mines to have to put in the additional four years?
FORBES: Rating The Deficit Panel's Dramatic Entitlement Reforms
The tax created a cheap labor force for the whites who owned the coal mines and the diamond mines and the mills.
On March 28, 2010, a vast mine disaster happened at the Wang family coal mines, which are owned by Huajin Coal Company.
FORBES: Weird things that people get used to in China: part 1
Massey operates dozens of coal mines in West Virginia, Kentucky and Virginia.
More Cat D-11 bulldozers operate in Colombian coal mines than in any other country in the world, but they pay a 5% tariff.
It said it will take a 79% stake in the Alpha and Alpha West coal mines in the Galilee Basin in Queensland, Australia.
It's going to have a huge impact on mining commodities - several coal mines are under water and some won't be operational for months.
Yet if Consol can crack the sequestration nut, the whole energy industry might benefit from using old coal mines to suck up their dirty emissions.
Mr. Srivastava added that the government is also keen on allocating more coal mines to power-generation companies in order to raise the production of coal.
It has farms, coal mines, quarries, zoos, and many other industries.
Coal mines at that time were thought to be 10 times more dangerous than modern pits, and miners had a one in seven chance of injury.
BBC: Albert Rowlands has not been down a mine since the disaster
应用推荐