President Donald Trump has called for the expansion of U.S. coal production, claiming that an increase of "clean" coal produced in the U.S. will soon take place.

Particulate matter is produced during combustion by car engines and power plants. In countries where it is common to burn coal for heat, particulate matter can lead to thick smog, as it did during the ...

The head of the Environmental Protection Agency has announced a series of actions to roll back landmark environmental ...

a condition his doctor blames on emissions from a nearby power plant that fills his Baghdad neighbourhood with noxious smoke. In winter, a thick smog frequently envelops the city of nine million ...

Fuel cells have strong benefits over conventional combustion-based technologies currently used in many power plants and cars ... the air pollutants that create smog and cause health problems.

Johnson said many expected the ozone levels to drop after the Avon Lake Power Plant was recently imploded ... ground-level ozone and contributing to smog conditions. The workshop hopes to shed ...