Arnold Schwarzenegger has a message for environmentalists who despair at the the approach of President Donald Trump’s ...

A coalition that includes SoCalGas has launched a fierce campaign against a transition away from gas-fired furnaces and water ...

The Trump administration’s plan to weaken clean air protections could cause more than 10,000 asthma attacks per day while ...

The grants were dedicated for projects meant to improve minority communities impacted by pollution, climate change and air ...

Adopting new digital systems to help oceangoing container ships get in line to offload their cargo at busy ports appears to reduce greenhouse gas (GHG) ...

Readers have asked about Arizona's cleaner-burning gasoline formulas. Do they improve air quality, health and greenhouse gas ...

In a study published in the journal Science Advances, we found that wildfire smoke likely contributed to more than 52,000 premature deaths across California alone from 2008 to 2018, with an economic ...

A new lawsuit says Trump’s executive orders boosting fossil fuels are ‘unconstitutional.’ A group of young people — as young ...

Twenty-two young Americans, 10 of whom prevailed in the Held v. Montana constitutional climate case, are suing the Trump ...

For years, Oregon has been working to write and enforce rules to reduce greenhouse gas emissions from commercial trucks. Now ...

Clean vehicle advocates say air quality and public health will suffer; auto and petroleum industry lobbyists supported the ...