The Trump administration relied on rosy price estimates to argue that repealing emissions limits for cars would save consumers money.

Vanishing snowpack, dwindling water supplies, high summer heat and severe wildfires could all be in store later this season.

The General Assembly is considering a bill that would cut energy efficiency spending and use cap-and-trade cash to lower household electricity costs.

The South Texas city approved spending on new wells with a water emergency looming after years of industrial growth and drought.

The funding announcement shows President Donald Trump delivering for Central Valley farmers — but not as much as they wanted.

Gov. Kathy Hochul says she will release the specifics of what she wants to alter in the sweeping emissions reduction law.

Their message to the governor: We’re ready to settle.

The state says Attyx gained hundreds of millions of dollars through an “illegal scheme” to convince homeowners to install rooftop solar.

The EU executive is expected to present a revision of the Emissions Trading System around July.

Warming winters make conditions less predictable for those who fish, hunt and recreate on frozen lakes, rivers and coastal waters.

Because of a forecasted heat wave in the Phoenix area, at least 10 MLB Cactus League games are moving to 6 p.m. local time.

Energy Secretary Chris Wright threatened to quit the International Energy Agency about 10 days before the U.S.-Israel war on Iran plunged the world into energy volatility.

The surprise decision comes as the president’s nominee for Homeland Security secretary faces a confirmation hearing Wednesday.

The nonprofit manager of the National Center for Atmospheric Research is suing over what it called a "campaign of retribution" against Gov. Jared Polis.

A looming water shortage in Corpus Christi could disrupt life for residents and refineries, but the state’s Republican governor says Texans will be protected.

A new study finds that hundreds of thousands of people could die every year as heat lowers their activity levels.

Most joined DOJ last year as career environmental lawyers exited. Some have worked for Trump-aligned law firms and clerked for conservative Supreme Court justices.

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.