2 Kansas companies indicted over noxious chemical cloud
The three-count indictment alleges that Midwest Grain Products Inc. and Harcros Chemicals Inc. violated the Clean Air Act.
Pollution controls help red spruce rebound from acid rain
The red spruce is making a comeback in Eastern US forests after being decimated by acid rain decades ago, thanks to stricter pollution restrictions.
US sues Volkswagen over emissions cheating software
Federal lawsuit alleges the German automaker intentionally tampered with the vehicles sold in the US.
NM coal fired plant settles complaints over Clean Air Act violations
Part of the settlement is $2 million fund to pay for expenses related to respiratory health of the Navajo Nation that lives nearby.
Obama takes on industry over limiting factory, power plant emissions
US Supreme Court hears arguments in case that deals with climate change, executive power.
Obama plans major push on climate change
Plan is to curb emissions, boost efficiency and expand renewable energy.
EPA’s use of regulations to curb climate change gases upheld
US Court of Appeals denies industry challenges, dismisses others.
Reducing diesel emissions
Global warming and the need for greater energy security is fuelling the search for even more the fuel-efficient vehicles. The most readily available option is the diesel engine.