News

Reined in by cost and a hostile president, California ponders next move to clean its air pollution
With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the ...
You ask, we answer: Why do I still have to get an emissions test in Wisconsin?
Public Investigator asked the Department of Transportation why tests are still required, and what options exist for people ...
As California faces court battles, states scramble to save their climate goals
In Southern California, large warehouses must take steps to reduce the pollution caused by truck visits, either by switching ...
Real-time system reveals hidden urban air pollution risks
A new real-time monitoring system captures minute-by-minute changes in toxic metals resulting from traffic pollution.
Why Delhi’s crackdown on old vehicles may not be effective in tackling air pollution
More targeted action against specific categories of polluting vehicles would produce better results, and cause less confusion ...
Focus on pollution test, not vehicles’age
A Pollution Under Control (PUC) certificate, recognised as a legal indicator of emissions compliance, should carry weight in ...
ET Auto6d
Pollution math doesn't add up, fuels debate
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 ...
Explained: How Do Old Vehicles Cause More Pollution?
The Delhi Government's ban on refuelling end-of-life vehicles emphasises the serious threat that older vehicles pose to air ...
Is your car next? End-of-life vehicle’s age not just a number, it’s a bigger debate in Delhi-NCR; what owners need to know
The debate among scientists and environment policy experts over what really drives vehicle pollution has heated up in Delhi ...