When acidic materials are spilled, the clean-up procedure involves adding a base chemical to neutralize the acid. Up to a point, the more base added, the more neutral and less toxic the spill becomes.
Earth Sciences
Feb 22, 2016
0
6
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
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6
Researchers have shown for the first time that phytoplankton (plant life) in remote ocean regions can contribute to rare airborne particles that trigger ice formation in clouds. Results published this week (Wednesday 9 September) ...
Earth Sciences
Sep 9, 2015
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290
As a raindrop falls through the atmosphere, it can attract tens to hundreds of tiny aerosol particles to its surface before hitting the ground. The process by which droplets and aerosols attract is coagulation, a natural ...
Earth Sciences
Aug 28, 2015
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911
In a study published today in ACS Central Science, a research team led by University of Wisconsin-Madison chemistry professor Timothy Bertram peels back the mysteries of the structures of tiny aerosol particles at the surface ...
Earth Sciences
Jun 9, 2015
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792
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
For the past 20 years, a large portion of the particles measured in the atmosphere were missing from models. At best, models were able to explain one-tenth of the carbon-rich secondary organic aerosols, or SOA, measured in ...
Earth Sciences
May 12, 2015
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31
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
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18
From light, airy, and spotless white to threatening and grey-black: Clouds are encountered in various forms. At the AIDA "cloud chamber", scientists of Karlsruhe Institute of Technology (KIT) study how clouds form and which ...
Earth Sciences
Mar 18, 2015
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5
For the first time, modeling research led by Pacific Northwest National Laboratory found that atmospheric particles can brighten cold clouds in the Arctic. Using simulations, they showed that low clouds over the Arctic may ...
Earth Sciences
Dec 5, 2014
1
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