It may not be widely discussed, but it is a major issue. China unveils cutting-edge technology that could revolutionize how ...

A PLOS One study finds indoor air contains up to 68,000 microplastics daily. Learn where they come from, how they’re measured ...

This discovery is significant because it could help track urban trash in places where ground surveys are challenging or ...

The Indian government has questioned the reliability of a global report ranking the country among the most polluted, citing ...

Utah says widening Interstate 15 won't run afoul of federal air quality limits, but an Environmental Protection Agency loophole is keeping pollution projections barely within bounds.