Soot emissions from power plants rose nearly 20 percent above average when enforcement stalled during the shutdown seven ...

Pollutants emitted from combustion sources have been regulated by local and federal governments since the early 1960s. Specific rules vary by state and air district, but they generally apply to ...

The process that can convert pollution into benign by-products is called selective catalytic reduction, or SCR. Until now, it has been unclear how this reaction actually occurs, and contradictions ...

ATLANTA, GA — April 20, 2023 —GE (NYSE: GE) today announced new options for further emission reductions technologies are now available for its LM25000XPRESS aeroderivative gas turbine fleet worldwide ...

Long-haul truckers and diesel engine enthusiasts had to rethink their entire operations in 2010 when the Environmental Protection Agency mandated selective catalytic reduction technology. Selective ...

Cat’s 440 and 450 backhoes get engine, hydraulic and tech upgrades for better performance, control and customization.

The Environmental Protection Agency announced it is taking actions to ease the frustration and disruptions around sudden “derates” of diesel engines when they run out of diesel exhaust fluid or have a ...

The Environmental Protection Agency and California Air Resources Board have established that NOx and particulate emissions from diesel trucks have an adverse effect on respiratory and cardiac health.