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

A new real-time monitoring system captures minute-by-minute changes in toxic metals resulting from traffic pollution.

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...

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 ...

A Pollution Under Control (PUC) certificate, recognised as a legal indicator of emissions compliance, should carry weight in ...

Harmful air pollutants on U.K. pavements generated by diesel cars could be slashed by a third if car exhausts were positioned on the right, according to a new study published in ACS ES&T Air.

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

The Delhi Government's ban on refuelling end-of-life vehicles emphasises the serious threat that older vehicles pose to air ...

Delhi will prohibit vehicles older than 15 years (petrol) and 10 years (diesel) from refueling, aiming to reduce air ...

Vietnam is expected to issue new national emission standards for motorcycles this month as part of efforts to reduce urban ...

The debate among scientists and environment policy experts over what really drives vehicle pollution has heated up in Delhi ...