Gas-powered cars and diesel trucks remain the state’s largest sources of smog and soot despite decades of cutting emissions.

With 7 of its most ambitious rules for cars, trucks and trains repealed, California officials now must find new ways to clean ...

Public Investigator asked the Department of Transportation why tests are still required, and what options exist for people ...

A new study has found that long-term exposure to air pollution may silently damage the heart—even before any symptoms of ...

When President Donald Trump signed legislation to revoke California’s authority to enforce stricter tailpipe emissions ...

This new technology developed by CeNS will help detect toxic gases in air and it is not some big or hefty device.

Traffic cops are fully within their rights to not only fine you, but peel off the film on the spot. Yes, even if you argue it ...

While the Commission for Air Quality Management (CAQM) has barred petrol cars older than 15 years and diesel vehicles over 10 ...

The ongoing debate in Delhi about vehicle pollution intensifies as experts question the effectiveness of the CAQM directive that targets older vehicles. Can better fuel and emission standards, rather ...

Electric cars are increasingly common due to their potential environmental benefits, but a new study suggests that high ...

Analysis shows EPA rollbacks of the HON rule would put overburdened communities at risk and benefit chemical plants that ...