News tagged with atmospheric particles
Hand-held Aerosol Sensors Help Fill Crucial Data Gap Over Oceans
Space & Earth / Earth Sciences
Jun 29, 2009 |
3 / 5 (1) |
0
(PhysOrg.com) -- Since NASA researchers began assembling the Aerosol Robotic Network (AERONET) in the 1990s, the worldwide network of ground-based aerosol sensors has grown to 400 sites across seven continents.
Report calls aerosol research key to improving climate predictions
Jan 17, 2009 |
3.7 / 5 (3) |
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Scientists need a more detailed understanding of how human-produced atmospheric particles, called aerosols, affect climate in order to produce better predictions of Earth's future climate, according to a NASA-led report issued ...
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Sulfate lens enhances climate warming properties of atmospheric soot
Space & Earth / Earth Sciences
Jun 29, 2009 |
3.4 / 5 (9) |
3
Particulate pollution thought to be holding climate change in check by reflecting sunlight instead enhances warming when combined with airborne soot, a new study has found.
Phoenix Mars Lander Inspects Delivered Soil Samples
Space & Earth / Space Exploration
Jun 14, 2008 |
4.3 / 5 (32) |
2
New observations from NASA's Phoenix Mars Lander provide the most magnified view ever seen of Martian sol, showing particles clumping together even at the smallest visible scale.
Rain, snow forms with aid of living organisms: study
Biology /
Feb 28, 2008 |
4.6 / 5 (17) |
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Brent Christner, LSU professor of biological sciences, in partnership with colleagues in Montana and France, recently found evidence that rain-making bacteria are widely distributed in the atmosphere. These ...
First direct observations of biological particles in high-altitude ice clouds
Space & Earth / Earth Sciences
May 17, 2009 |
4.3 / 5 (10) |
1
A team of UC San Diego-led atmospheric chemistry researchers moved closer to what is considered the "holy grail" of climate change science when it made the first-ever direct detection of biological particles ...
Plants absorb more carbon under hazy skies
Space & Earth / Earth Sciences
Apr 22, 2009 |
3.3 / 5 (4) |
1
Plants absorbed carbon dioxide more efficiently under the polluted skies of recent decades than they would have done in a cleaner atmosphere, according to new findings published this week in Nature.
Scientists search for answers from the carbon in the clouds
Jul 25, 2008 |
4 / 5 (2) |
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An aerosol mass spectrometer developed by chemists from Aerodyne Research Inc. and Boston College is giving scientists who study airborne particles the technology they need to examine the life cycles of atmospheric ...
Atmospheric 'sunshade' could reduce solar power generation
Mar 11, 2009 |
4.2 / 5 (5) |
27
The concept of delaying global warming by adding particles into the upper atmosphere to cool the climate could unintentionally reduce peak electricity generated by large solar power plants by as much as one-fifth, ...
Mars and Venus are surprisingly similar
Space & Earth / Space Exploration
Mar 05, 2008 |
4.2 / 5 (26) |
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Using two ESA spacecraft, planetary scientists are watching the atmospheres of Mars and Venus being stripped away into space. The simultaneous observations by Mars Express and Venus Express give scientists ...
Smoke smudges Mexico City's air, chemists identify sources
Sep 03, 2008 |
4.4 / 5 (8) |
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Mexico City once topped lists of places with the worst air pollution in the world. Although efforts to curb emissions have improved the situation, tiny particles called aerosols still clog the air. Now, atmospheric ...
Atmospheric lead causes clouds to form more easily, could change pattern of rain and snow
Space & Earth / Earth Sciences
Apr 19, 2009 |
4.6 / 5 (8) |
15
(PhysOrg.com) -- By sampling clouds -- and making their own -- researchers have shown for the first time a direct relation between lead in the sky and the formation of ice crystals that foster clouds. The ...
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