Emily Pontecorvo

The Treasury Department’s definition will affect billions of dollars in federal subsidies for the nascent industry.

“There is just no excuse” for the rise in methane emissions last year, IEA director says.

A case challenging a landfill provides the first insights into how the courts will interpret the amendment.

The lawsuit could determine whether the state’s Public Service Commission must consider emissions in its decision making

Homeowners in California are struggling to find electricians. The shortage does not bode well for efforts to “electrify everything.”

Using electricity to make hydrogen could be an elegant climate solution — or it could prop up a dirty grid.

Five scenes show how direct air capture, carbon capture, and hydrogen hubs could be integrated into the U.S. economy.

The Glasgow Climate Pact urged countries to increase their ambition. Ahead of COP27, few have.

Australia announced Sunday that it was joining the Global Methane Pledge, an international commitment to cut methane emissions by at least 30 percent from 2020 levels by 2030.

Glen Canyon and the Hoover Dam are “not the whole story.”

With wind coming to the Gulf of Mexico, Texas unions demand stronger labor protections.

A new report argues that countries shutting down coal plants should ‘leapfrog’ to renewables.

Converting irrigation ditches into pipelines can save water — and create a new source of renewable energy.

26 environmental groups petitioned the agency to phase out fossil fuel-burning heaters.

The new climate law makes tax credits for the controversial tech more lucrative and easier to access.

A California nonprofit is retrofitting homes to make a “virtual power plant” — and fighting gentrification at the same time.

Homes are rejected for efficiency upgrades because they need repairs. Many owners can’t afford them.

But nobody knows quite what that means yet.

The administration argues that without major climate policies to cut demand, lease sales will bring “net benefits.”

The company is learning how to scale as new direct air capture startups are following in its footsteps.