EPA's plywood emission standards target hazardous air pollutants from wood plants, with health, compliance and reporting ...

The Environmental Protection Agency (EPA) has published a proposed rule to assess and collect billions of dollars in methane “waste emission charges” from the oil and gas sector. The proposal ...

When studying the solar spectrum, researchers often search for specific emission lines: prominent wavelengths emitted by ions as their electrons transition from higher to lower energy levels. Emission ...

Urban emissions of methane—a potent greenhouse gas—are rising faster than bottom-up accounting estimates anticipated, according to a study led by University of Michigan Engineering. The discrepancy ...

Bengaluru: Vehicle owners in Karnataka will now have to pay more for obtaining a Pollution Under Control Certificate (PUCC), ...

California air regulators have adopted two landmark rules setting aggressive zero-emission requirements for fleets of heavier vehicles and locomotives, a move expected to drastically cut pollution ...

President Trump signed three bills that revoke California’s trend-setting auto emission standards that would’ve barred sales of gas-only cars in California by 2035. California Atty. Gen. Rob Bonta ...