But falling demand, including reduced demand for oil, has cut trade around the world.

VOA: special.2009.01.16

He was famous for putting out dangerous oil well fires around the world.

VOA: special.2009.03.22

"The world has been a very violent place in oil frontier places when we have had enough to go round.

VOA: standard.2009.10.20

"In fact,the technology that the the best technology in the world with respect to that, exists in the oil industry."

VOA: standard.2010.05.31

He said America has a choice: remain the world's largest importer of foreign oil, or become the largest exporter of renewable energy.

VOA: standard.2009.03.23

For any customer around the world, they're getting off oil, so that's a big part of it."

VOA: standard.2010.07.30

That would be especially true Smith believes, in the Arab Gulf states, where the U.S.for decades has ensured the security of the world's largest oil reserves.

VOA: standard.2010.03.18

Gabon is Africa's sixth-largest exporter of oil and the world's fourth-biggest producer of manganese.

VOA: standard.2009.08.28

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

In the report, called "Heads in the Sand", the group says a serious decline in the supply of oil coupled with increasing demand and few new projects planned, means the world needs to move away from oil.

VOA: standard.2009.10.20