News & Media

218 results found
Filtered by Atmospheric Science, Catalysis, Computational Mathematics & Statistics, Radiological & Nuclear Detection, and Secure & Adaptive Systems
AUGUST 20, 2019
Web Feature

Getting Clear about Clean Air

Nitrogen oxides, also known as NOx, form when fossil fuels burn at high temperatures. When emitted from industrial sources such as coal power plants, these pollutants react with other compounds to produce harmful smog.
MARCH 28, 2019
Web Feature

Culprit Nabbed in the Death of a Catalyst

Several years ago, a relatively new catalyst for vehicle emission control began showing failure. A team at PNNL found that this seemingly suicidal catalyst wasn’t actually self-destructing but was the victim of an external assailant.
MARCH 27, 2019
News Release

Pristine Air Reveals Pollution’s Impact

Five years ago, in March 2014, researchers spent hours packed aboard a steamy Gulfstream-1 research aircraft as it zig-zagged between pristine air over the Amazon rainforest and polluted air nearby.