Roadside sensors could help Arizona identify cleaner vehicles without making every driver visit an emissions-testing station.

Bexar County will begin mandatory vehicle emissions testing Nov. 1, affecting about 1.3 million registered vehicle owners required to pass the test to renew Texas registrations.

Bexar County is set to begin requiring emissions testing starting Nov. 1, but District 9 Councilwoman Misty Spears and Bexar ...

HCM City has readied around 400 motorcycle emission testing sites ahead of the July 2027 rollout, with over one million ...

Researchers have conducted the largest-ever controlled test of space-based methane monitoring, finding that dedicated methane ...

Starting Nov. 1, Bexar County drivers will have to pass a vehicle emissions test to renew their Texas registration, a change ...

Bengaluru: Union Minister H D Kumaraswamy on Thursday wrote to Karnataka Chief Minister D K Shivakumar, expressing concern ...

Teams that used various methods to analyse satellite data in a methane controlled-release test achieved mostly accurate ...

Written by P. Sesh Kumar, IAAS-82, Former Director General, CAG of India, this article examines India's proposed BS-VII ...

A major change that would have added a new step for Bexar County drivers before registering their vehicles has been put on ...

Hanoi deploys an early warning mechanism for the risk of air pollution, and at the same time researches the application of ...

An online tool helped users calculate emissions from food, travel and housing, choose ways to reduce them and record actions they ...