Over the years, big oil and gas companies recovered much of the easily reached supplies of gas in America.

VOA: special.2009.10.23

Greenhouse gas emissions, such as carbon dioxide, are created in part by burning oil and coal for transportation and electricity.

VOA: special.2009.12.26

Oil and gas was found in nineteen sixty-eight near Prudhoe Bay on the North Slope of Alaska.

VOA: special.2009.03.02

Alaska's wealth in oil, natural gas,trees,fish and animal skins makes its purchase one of the greatest deals any country ever made for territory.

VOA: special.2010.02.11

But in Louisiana alone, the oil and gas industry produces seventy billion dollars each year.

VOA: special.2010.06.19

Oil and gas companies say new rules prevent them from moving quickly to increase production.

VOA: special.2011.04.23

None of his workers were ever killed while putting out oil well or gas fires.

VOA: special.2009.03.22

It's been estimated that wood is running out more quickly than oil and gas.

VOA: special.2010.02.01

Any device that burns fuels such as coal,oil or wood can create the gas.

VOA: special.2010.02.02

The action of oil and natural gas created hydrogen sulfide in the limestone.

VOA: special.2009.12.07

At that time, the solar energy business was such that it could not compete with oil and gas and oil.

VOA: standard.2010.01.31

The Republican's own proposal calls for investment in renewable energy, more nuclear power and increased oil and gas exploration.

VOA: standard.2009.06.13

The country's vast offshore oil and gas resources have provided the government That is a source of both hope and fear.

VOA: standard.2009.08.27

Mr.Obama said he has enacted other reforms, including re-examining the environmental procedures for oil and gas exploration and development.

VOA: standard.2010.05.14

The Tennessee senator also wants more exploration for offshore oil and natural gas, and more conservation and efficiency in electricity use.

VOA: standard.2009.04.25

Expanded U.S.sanctions would cover petroleum, petroleum by-products, oil or liquefied natural gas, tankers,and products used to construct or maintain pipelines.

VOA: standard.2009.09.25

Climatologists say that greenhouse gas emissions, such as carbon dioxide from burning oil and coal, contribute significantly to global warming.

VOA: standard.2009.11.09

China is particularly keen to secure supplies of oil and natural gas to fuel its rapidly expanding industries.

VOA: standard.2009.10.13

"What we've done is the oil and gas have been leaking out through the end of the riser.

VOA: standard.2010.05.17

He says his party also wants to explore and develop America's oil and gas resources, and promote nuclear power and so-called "clean coal."

VOA: standard.2009.05.23

Western intelligence officials have reportedly urged each country to boost security measures and to provide better protection for ships,especially oil and gas tankers.

VOA: standard.2010.01.07

The draft constitution laid claim to oil and gas rights that are contested by the central government.

VOA: standard.2009.07.29

Nigeria plans to offer inhabitants of the Niger Delta an extra 10 percent in oil and gas revenues in a bid to end the rebellion.

VOA: standard.2009.12.21

And although known oil supplies are drying up, Yemen has begun exporting liquefied natural gas.

VOA: standard.2010.04.20

Unfortunately we did not benefit from the oil or the gas."

VOA: standard.2010.04.20

In December, Russian President Dmitri Medvedev criticized Rosneft, the state run company that owns the world's largest oil and gas reserves, for spending only of its revenues on research and development.

VOA: standard.2010.02.03

Salazar said this week the part of the agency which permits oil and gas drilling and collects royalties will be separated from the part which inspects the safety of oil rigs.

VOA: standard.2010.05.14

Cabot Oil & Gas declined requests for interviews.

VOA: standard.2010.01.02

When Cabot Oil & Gas offered a lease for the natural gas under their land a few years ago, saying that it might drill a single horizontal well nearby, they weren't worried.

VOA: standard.2010.01.02