Tag: "atmosphere" at biology news
How to use math and a CT scanner to see how trees intercept light
...tilizer application and less greenhouse gas in the atmosphere
through enhanced photosynthesis". Dutilleul and his group are using CT scan data to create 3-D images of plant canopies. After scanning a plant, such as a young cedar, a computer converts the CT scan data into a digital 3-D model. As leaves and bra...
$2.8 million NIH grant awarded to UH for bionano training
...astructure to collect data, cultivate a supportive atmosphere
for both biological and non-biological researchers and students, and apply the resulting knowledge to prevent and treat diseases. "This grant substantiates the fact that you can't separate research and training," said B. Montgomery Pettitt, princip...
Study in Royal Society journal on how relationship status influences sex ratios
...ofessor AW Hood, Dr SJ Brooks and Dr AN Wright The atmosphere
of the Sun is incredibly hot (a few million degree...ate among scientists over the process by which the atmosphere
is heated. In this article we investigate one of the more likely heating mechanisms: Movement of the...
Three years of Proba, the 'smart' satellite that runs itself
...getation cover. It is also useful for studying the atmosphere
and bodies of water. Around 60 scientific teams worldwide are now making use of CHRIS results. Its high spatial resolution make its data especially useful as a 'bridge' between results from satellite instruments such as Envisat's Medium Resolution I...
Cars, not crops, should be chief targets in reducing greenhouse gases
... in global warming because it can trap heat in the atmosphere
much like a greenhouse. "We emit a quarter of the world's carbon dioxide emissions into the atmosphere, even though we constitute only 5 percent of the world's population," said Jackson, a professor of environmental science and biology who is a...
Scientists find acid rain an unlikely ally in the battle against a greenhouse gas
...ounts of methane and other greenhouse gases in our atmosphere
are warming the Earth beyond its average temperatu.... The other 160 million tons never makes it to the atmosphere
because it is destroyed via oxidation as it moves from wet soils below the water table through dry s...
Delays in cutting greenhouse gasses could harm environment
...to stabilize the level of greenhouse gasses in the atmosphere
could still result in serious ecological damage if the cutbacks do not begin soon enough, according to a new analysis. Scientists Michael Oppenheimer of Princeton University and Brian O'Neill of Brown University studied various strategies for reducin...
Ground-level ozone linked to increased mortality
...nd-level ozone is a pollutant in the Earth's lower atmosphere
that is formed when emissions from cars, power plants and other sources react chemically to sunlight. Stratospheric ozone, which is higher in the atmosphere, is the "ozone layer" that protects the Earth from ultraviolet radiation. "This is one of the...
Plankton cool the southern hemisphere
...ere there is a higher DMS flux from the sea to the atmosphere
and the sea surface area is greater. Finally, the atmosphere
has a lower oxidation capacity in the southern hemisphere than in the northern hemisphere, which mea...
NJIT physicists expect new super lens to reveal first light by early 2006
...magnetic field at different altitudes in the solar atmosphere
to study the field's evolution. What will be...omosphere. The chromosphere is the first layer of atmosphere
above the sun's surface layer. The new telescope will also allow Goode and his staff to con...
NU researcher finds missing atmospheric carbon dioxide
...ations that show that carbon dioxide levels in the atmosphere
are increasing more slowly than expected.," said Harrison. "This conundrum has hindered predictions of future carbon dioxide levels and, in turn, estimates of future global warming. By being able to demonstrate a substantial average increase in the ...
Science to restore the nation's ecosystems
... emissions. In the Everglades, deposition from the atmosphere
is only one of the factors that control the distribution of toxic methylmercury. Scientists have focused on determining the relative importance of these factors, and whether the Everglades restoration could affect mercury toxicity in the future. ...
Carbon sink or carbon source? Aerosols play role in shifts
...nd factories, and other airborne particles in the atmosphere
has a significant impact on whether the surface area below either absorbs or emits more carbon dioxide (CO2). The researchers discovered that changes in the levels of airborne aerosols resulted in changes to the terrestrial carbon cycle, or the cycle...
Canola study solves seed oil mystery
... plants a way to greatly reduce losses back to the atmosphere
while they're synthesizing oil. "Understanding the pathways plants use to make oil will help us to develop new crop varieties with greater oil content," said co-author John Ohlrogge, MSU distinguished professor of plant biology and Michigan A...
NASA finds trees and insect outbreaks affect carbon dioxide levels
...ffect Earth's greenhouse gases those gases in the atmosphere
that warm the planet according to NASA scientists who presented their findings this December during the American Geophysical Union's fall meeting in San Francisco. "Planting trees on marginal agricultural lands could 'sequester' carbon and offset at...
NASA's aura satellite sheds new light on air quality and ozone hole
...rth Observing System satellite. Aura's view of the atmosphere
and its chemistry will complement the global data ... study the complexities of how land, water and our atmosphere
work as a system. Aura carries four instruments: Ozone Monitoring Instrument (OMI), Microwave Limb...
ESA's Huygens begins its final journey into the unknown
...in on this trajectory till it plunges into Titan's atmosphere
on 14 January, the orbiter will perform a deflecti...ns changing its parachutes Exploring Titan's atmosphere
Huygens is scheduled to enter Titan's atmosphere
at about 09:06 UTC (10:06 CET) on 14 January, ent...
Queen's discovery sheds new light on ancient temperatures
...d, or was there a change in the composition of the atmosphere
that no longer allowed solar radiation to heat the...ne plants may have removed carbon dioxide from the atmosphere
and created extreme cold that caused the earth's temperature to fall, and this would be reflected in...
NJIT astrophysicist who revived earthshine named fellow of American Physical Society
...magnetic field at different altitudes in the solar atmosphere
to study the field's evolution. Goode's study of earthshine, funded by NASA, has also been notable. He and his team of researchers have published two important and controversial scholarly journal articles. In the May 28, 2004, issue of Science, Go...
Beer-drinking rats count calories better than many people, UF researchers say
... if nothing else were available -- not the typical atmosphere
you'd find at a tailgate party. In addition, people usually prefer a variety of ingredients in their drink selections, which makes the matter of assessing calories far more complicated. "Most humans consume alcohol in a mix with something else, lik...
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