Mayor Craig Greenberg sent a letter to Gov. Andy Beshear asking for the state to petition the EPA to remove the RFG mandate.

Reductions in air pollution have helped warm the planet by cutting down on reflective particles in the atmosphere – but researchers still disagree on the size of this effect ...

Donald Trump has made drastic changes to the Environmental Protection Agency. Here’s how they could impact efforts to reform ...

UNEP and Sierra Leone launch a pioneering e-mobility initiative: introducing electric three-wheelers (e-kekes) in Freetown to ...

Improved computer models shed light on how reducing sulphur emissions will inadvertently release methane from wetlands.

We have seen a long and gradual process of balancing our economic and environmental goals, exemplified by the Clean Air Act.

With toxic smog choking cities worldwide and 99% of the population breathing unsafe air, 2025 must be the year for decisive ...

One of the key changes proposed is the establishment of “cumulative impact” scores. They would represent the totality of ...

Preliminary data from the first few weeks of New York City’s tolling plan show a possible uptick in traffic in the ...

Reducing sulphur in the air may inadvertently increase natural emissions of methane from wetlands such as peatlands and swamps, a new study has found. The resulting additional future release of 20-34 ...

A pilot flying next to another aircraft from Thailand's Royal Rainmaking department taking part in an atmospheric ...