Much of the fabric produced today is a blend of cotton and polyester. But the blended fibers are challenging to recycle.

It's not clear when the current crisis, which began in 2023 and is blamed on warming oceans, will end.

The 2025 State of the Air report from the American Lung Association focuses on two common and dangerous pollutants: ozone and fine particles.

The billionaire funded an XPrize for carbon removal. But he won't be at the ceremony announcing the winner Wednesday.

Work already had begun on Empire Wind, a 54-turbine project that could generate enough electricity to power 500,000 homes.

The move reflects President Donald Trump's effort to root out climate-related offices from the government.

A cap-and-trade program by the world's fifth-largest carbon emitter could encourage other developing nations to take climate action.

John Kleinheinz, a Republican donor and investment banker, took over the $30 billion project as the Trump administration clawed back Biden-era railway grants.

But the state argues more transparency about planet-warming emissions is needed so investors and consumers can "make prudent financial decisions."

The retirement fund has $26.5 billion in climate-related index funds, green bonds and investments that target renewable energy.

AtmosZero's electric boiler will shave off about 9 percent of its carbon emissions, says New Belgium Brewing.

The pontiff pointed to a 2007 meeting of bishops in Aparecida, Brazil, as the moment of his ecological awakening. He died Monday at the age of 88.

Sales growth for battery-powered two- and three-wheelers is finally giving the sector some momentum.

The EPA administrator expressed frustration with reporters and a judge who have pointed to the agency’s unsupported claims of fraud in a climate program.

The president has ordered agencies to act “urgently” to curb asthma — a goal at odds with his moves to roll back air pollution limits and fire federal experts.

Conservatives want to reshape U.S. Energy Information Administration analysis to downplay clean energy and peak oil.

The petitions come as President Donald Trump reevaluates his predecessor’s push to expand the renewable energy source.

Electric vehicle chargers are almost never used in large rural states but are popular elsewhere, a new report shows.

The decision stands in contrast with Mayor Eric Adam’s refusal to criticize the president.

Moving to “e-methane” and “syngas,” boosters argue, can be achieved without compromising energy security or the stability of pipelines and power plants.