The backstory: Cars and trucks represent more than a third of California’s greenhouse gas emissions. The Trump administration ...

Legal experts say California could go it alone if the federal government stops regulating greenhouse gases. One reason to try ...

The Environmental Protection Agency will rescind the long-standing finding that greenhouse gas emissions endanger human health, as well as tailpipe emission standards for vehicles, setting off what it ...

California regulators and solar industry stakeholders are denouncing the U.S. Environmental Protection Agency's decision to eliminate the Solar for All grant program, designed to bring solar energy to ...

The U.S. Environmental Protection Agency’s recent proposal to repeal its own 2009 finding that greenhouse gas emissions endanger public health marks a major U-turn for the nation’s climate progress.

The Environmental Protection Agency’s effort to reverse a landmark finding that greenhouse gas emissions threaten public health could have profound implications for current and future climate ...