Lisa Friedman

For decades, OPEC influenced the market by how much oil it produced. But China, the largest importer, is demonstrating its remarkable power over prices.

The renewed hostilities posed fresh risks to ships seeking to navigate the Strait of Hormuz.

Oil prices are likely to remain volatile as long as the United States and Iran are unable to resolve the status of the Strait of Hormuz.

The cartel’s decision comes as U.S.-Iran talks to end the war have eased pressure on oil supplies, even as broader market and political volatility persists.

The cost of crude has become a real-time barometer of the Iran war’s toll on the global economy.

More oil is getting out of the Persian Gulf, but the region’s producers are looking for signs that it is safe as they ramp up plans for alternative routes.

As the midterm elections approach, many leading Democrats are rethinking their approach to climate change.

An auction to drill in the Arctic National Wildlife Refuge ended with just 10 percent of the available land claimed for oil development.

The forthcoming order echoes President Trump’s decision to repeal executive orders that have protected other public lands from vehicles for decades.

The Trump administration is dismantling a $368 million deep-ocean observation system that monitors marine ecosystems and the effects of climate change.

A PAC representing wind and solar energy interests spent $1.1 million to boost the Republican primary opponent of Chip Roy, an opponent of renewables. Now they are trying to save a Republican ally ...

The administration is delaying a phaseout of hydrofluorocarbons, potent planet-warming chemicals used in air-conditioning and refrigeration.

The rules were established by the Biden administration after research linked the compounds to a range of serious health problems.

Internal Interior Department documents show parks are imposing sweeping changes like expanding areas where firearms can by used and allowing game to be cleaned in restrooms.

The agency’s prestigious research office spent decades doing scientific work insulated from political pressure. Now it’s being dismantled.

The Trump administration was not invited to the gathering in Santa Marta, Colombia. A White House spokeswoman called the green transition “destructive.”

Opponents of the project, known as Kaskida, say an accident could be even worse than the Deepwater Horizon spill. The company says it’s learned from the past.