The judges appeared confused about whether the Trump administration's termination made the grant money subject to rescission under the One Big Beautiful Bill Act.

The owner of aging fossil fuel generators has proposed updating the Narrows and Gowanus power plants to ensure reliability.

A push by some countries to revamp key green legislation as the Iran crisis drives up energy bills is flatlining.

Disruptions to oil and gas shipments due to the war with Iran may strengthen the case for renewable energy investment since they show how vulnerable such supply routes can be, an analyst said.

Statkraft CEO Birgitte Vartdal’s comments come as EU nations discuss ways to curb energy prices, as concerns mount over the economic impact of the Iran war.

Traders are placing wagers on the likelihood of disasters, activists being jailed and oil depots exploding.

An appeal would have jeopardized permitting reform negotiations on Capitol Hill.

The fight demonstrates the data center industry's enduring political power, even as much of the public sours on the energy-hungry facilities.

Garden supplies, birthday balloons and semiconductors could get hit by price inflation or shortages.

Environmental groups have argued that EPA's endangerment finding repeal undercuts federal lawsuits against state action on climate change.

President Donald Trump picked Oklahoma Republican Sen. Markwayne Mullin to replace Kristi Noem as secretary.

The Democratic governor said she’d been pushing a recently dated memo about the potential costs of her own proposed carbon pricing program “for years.”

This technology “is offering some pretty exciting opportunities to tackle questions we’ve been stuck on for a while,” said a professor who specializes in environmental data science.

The endorsed Ecological and Environmental Code consolidates a raft of previous legislation, including on air quality, low-carbon development and penalties for corporate polluters.

The retreat of glaciers in Europe has vast implications for drinking water, power generation, agriculture, infrastructure, recreational activities and more.

Vineyard Wind and Revolution Wind, the nation's largest wind projects, are generating power off the New England coast.

The conflict threatens to deflate global confidence in natural gas as President Donald Trump hopes to expand U.S. exports.

A former Trump energy adviser is urging the administration to study and regulate solar geoengineering before an adversary weaponizes it.

Republican state attorneys general say two of the nation’s leading scientific bodies helped develop educational materials that favor climate activists.

Republican lawmakers are rushing to defend an agency that has been under administration scrutiny.