Freeway north of LA is the focus of an updated air quality alert reported at 5:03 p.m. on Wednesday by the National Weather ...

With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...

Buyers have until Sept. 30 to qualify for the credit now that Congress has passed the spending bill, which ends the program.

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

More targeted action against specific categories of polluting vehicles would produce better results, and cause less confusion ...

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

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

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

The enforcement of the ban on 10-year-old diesel and 15-year-old petrol vehicles began on July 1, leading to the impounding ...

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

Proposal appears designed to weaken the federal government’s ability to regulate sources of the pollution driving climate change.

Africa accounts for nearly 1 in 5 global road deaths, worsened by old used cars • Over 80% of exported used vehicles fail basic emissions standards • Weak regulations fuel road accidents, air ...