That cloud is methane escaping, said Philip Swanson, administrator of a United Nations-led industry partnership aimed at curbing leakage of the primary component of natural gas.

An oil pipeline that ruptured and spilled an estimated 383,000 litres (101,000 gallons) of crude near Santa Barbara in May had been allowed to corrode to a tiny fraction of its original thickness,

Several environmental groups sued the United States on Tuesday to derail Royal Dutch Shell PLC's plan to drill in the Arctic Ocean as soon as July.

Oil and natural gas producer Chevron Corp paid a $939,553 fine for a fatal 2014 explosion at one its Pennsylvania gas wells that state officials on Tuesday said may be the largest amount paid for a

David Rainey accused of obstructing congressional investigation as prosecutors say he misled officials about quantity of oil entering Gulf of Mexico

The heads of Europe’s largest oil and gas companies have joined together for the first time to call for governments to agree to carbon pricing at a United Nations-led summit on climate change at th

More than two dozen marine mammals and nearly 40 birds, most of them pelicans, have been collected dead and alive from along California's oil-fouled coastline near Santa Barbara in the week since a

Investor resolutions urging corporate leaders to be more environmentally friendly in how they run their businesses are being rolled out at a record pace this year for the energy industry.

Plains All American Pipeline, the company which owns the pipeline at the centre of an oil spill off the coast of California, on Monday downgraded the amount of oil it says spilled in a worst-case s

Oil companies are ratcheting up their involvement in the debate over climate change as governments, activists, churches and some big investors gear up for a global summit on the issue at the end of