Senate Republicans led the push to block California's ability to impose tough limits on car emissions — a move Democrats call ...

The California Air Resources Board is pushing to have its controversial clean air rules go into effect July 1 after a state ...

Third time may be a charm for California's e-bike voucher program. Officials say they are prepared for an anticipated surge ...

In its press release, the California Governor’s Office pointed to the decades of precedent upholding California’s waiver, which is protected by the Clean Air Act. It also pointed out that the ...

Despite first-quarter drop, policymakers insist the state’s aggressive goals to transition from internal combustion vehicles ...

Produced primarily by the burning of fossil fuels, ammonium nitrate is a substantial portion of particulate pollution, a ...

The U.S. Senate on Thursday joined the House in disapproving strict state-level emissions standards enacted by the California ...

Next week, residents will have another shot at receiving up to $2,000 toward a new electric bicycle under a wildly popular state program that ended up abruptly shutting down and canceling its last ...

Senate Republicans have voted to establish a new precedent that will allow them to roll back clean air standards in ...