Source of persistent Gulf sheen remains a mystery

Officials say underwater inspections at the site of BP's Deepwater Horizon rig disaster have failed to identify the source of a persistent sheen on the surface of the Gulf of Mexico.

Chevron to pay $155 million for Brazil oil spill

US oil giant Chevron has agreed to pay 310 million reales ($155 million) to Brazil for an oil spill last year that fouled beaches in Rio de Janeiro, officials said Saturday.

US energy experts say drilling can be made cleaner (Update)

In the Colorado mountains, a spike in air pollution has been linked to a boom in oil and gas drilling. On the plains of north Texas, there's a drilling boom, too, but some air pollution levels have declined. Opponents of ...

Wildfires light up western Australia

Careful observers of the new "Black Marble" images of Earth at night released this week by NASA and the National Oceanic and Atmospheric Administration have noticed bright areas in the western part of Australia that are largely ...

UK lawmakers seek moratorium on Arctic drilling

(AP)—International governments should seek a moratorium on offshore drilling in the Arctic amid concern an oil spill in the region could cause catastrophic environmental damage, British lawmakers said Thursday.

Environmentalists warn of risks of Arctic drilling

(AP) — Environmental activists warned Tuesday that drilling for oil in the Russian Arctic could have disastrous consequences because of a lack of technology and infrastructure to deal with a possible spill in a remote ...

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