Cities in California, Texas and Arizona are expecting air quality to become unhealthy for sensitive groups on Thursday.

Residents of Moss Landing are still awaiting answers about the cause and environmental impact of the Vistra battery storage facility fire nearly three months ago.

Volodymyr Zelenskyy has accused Russia of actively recruiting fighters in China, which Moscow and Beijing deny. Ukraine's leader earlier claimed 155 Chinese citizens were fighting for the Russian ...

Air quality index is used by government agencies to communicate to the public how polluted the air is. Public health risks increase as the AQI rises. Eight pollutants namely particulate matter PM10, ...