You've seen it when flying into major cities the world over: a haze over the city. It is caused by aerosol particles, but scientists don't know all the details of the complex chemistry involved. At Pacific Northwest National ...
Earth Sciences
Aug 9, 2016
0
6
It is possible to significantly slow down and even temporarily stop the progression of global warming by increasing the atmospheric aerosol concentration, shows a new study from the University of Eastern Finland. However, ...
Earth Sciences
May 19, 2016
0
29
More cars, factories, heat, and pollution—these are some of the consequences of urbanization. Atmospheric researchers at Pacific Northwest National Laboratory found that the impact of urbanization around Beijing, China, ...
Earth Sciences
Apr 19, 2016
0
17
Art Sedlacek, an atmospheric scientist at the U.S. Department of Energy's Brookhaven National Laboratory, has gone to extreme lengths to study aerosols—tiny particles emitted from factories, forest fires, car exhaust, and ...
Earth Sciences
Mar 31, 2016
0
55
In an unexpected twist, an atmospheric particle's stickiness protects it from sunlight when the air is cool and dry. The particle's sticky nature, or viscosity, slows down the motion of molecules inside. The result is that ...
Earth Sciences
Mar 22, 2016
0
19
Two heads are often better than one, and a fourth mode is better than three when it comes to models of complex atmospheric particles.
Earth Sciences
Mar 4, 2016
0
17
Tiny atmospheric aerosols are some of the most highly studied particles connected with Planet Earth, yet questions remain on how they are formed and how they affect climate. Now Pacific Northwest National Laboratory scientists ...
Earth Sciences
Mar 3, 2016
0
5
Unseen by the human eye are plentiful microscopic particles, small but mighty polycyclic aromatic hydrocarbons, or PAHs, constantly emitted into the air from a variety of combustion sources. Power plants, forest and brush ...
Earth Sciences
Feb 2, 2016
0
6
A first global scale study has estimated how forest emitted compounds affecting cloud seeds via formation of low-volatility vapours. According to the latest projections, terrestrial vegetation emits several million tons of ...
Environment
May 26, 2015
1
140
It's a double dose of climate disturbance. Tiny particles of pollution—also known as aerosols—both cool and warm the planet. Now, a team of scientists from Pacific Northwest National Laboratory and NASA identified how ...
Earth Sciences
Mar 20, 2015
0
18
