News tagged with tropical waters
Being small has its advantages, if you are a leaf
(PhysOrg.com) -- The size of leaves can vary by a factor of 1,000 across plant species, but until now, the reason why has remained a mystery. A new study by an international team of scientists led by UCLA ...
Jul 06, 2011 |
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First rainforests arose when plants solved plumbing problem
A team of scientists, including several from the Smithsonian Institution, discovered that leaves of flowering plants in the world's first rainforests had more veins per unit area than leaves ever had before. ...
May 03, 2011 |
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Rare Scottish mineral may indicate life on Mars
(PhysOrg.com) -- A team of NASA (National Aeronautics and Space Administration) scientists is looking for clues about life on Mars in an earthy clay mineral found only in Aberdeenshire in Scotland.
Space & Earth / Space Exploration
Dec 10, 2009 |
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Natural levels of nitrogen in tropical forests may increase vulnerability to pollution
(PhysOrg.com) -- Waterways in remote, pristine tropical forests located in the Caribbean and Central America contain levels of nitrogen comparable to amounts found in streams and rivers flowing through polluted forests in ...
Mar 06, 2012 |
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Broadcast study of ocean acidification to date helps scientists evaluate effects on marine life
Might a penguin's next meal be affected by the exhaust from your tailpipe? The answer may be yes, when you add your exhaust fumes to the total amount of carbon dioxide lofted into the atmosphere by humans ...
Jan 23, 2012 |
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Trouble in paradise: Ocean acidification this way comes
Double, double toil and trouble; Fire burn, and caldron bubble.---Shakespeare, Macbeth
Jan 05, 2012 |
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Killer whales migrate, study finds, but why?
Some killer whales, a study published Wednesday shows for the first time, wander nearly 10,000 kilometres (6,200 miles) from Antarctica's Southern Ocean into tropical waters -- but not to feed or breed.
Oct 25, 2011 |
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2,300-year climate record suggests severe tropical droughts as northern temperatures rise
A 2,300-year climate record University of Pittsburgh researchers recovered from an Andes Mountains lake reveals that as temperatures in the Northern Hemisphere rise, the planet's densely populated tropical ...
Space & Earth / Earth Sciences
May 11, 2011 |
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Study of planarian hormones may aid in understanding parasitic flatworms
A study of peptide hormones in the brain of a seemingly primitive flatworm reveals the surprising complexity of its nervous system and opens up a new approach for combating a major parasitic disease, researchers ...
Oct 12, 2010 |
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Exotic timber plantations found to use more than twice the water of native forests
Ecologists have discovered that timber plantations in Hawaii use more than twice the amount of water to grow as native forests use. Especially for island ecosystems, these findings suggest that land management ...
Sep 15, 2009 |
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Disappearing act of world's second largest fish explained
Researchers have discovered where basking sharks - the world's second largest fish - hide out for half of every year, according to a report published today in Current Biology. The discovery revises scient ...
May 07, 2009 |
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Humans, not climate, driving increased dengue risk in Australia
'Drought-proofing' Australia's urban regions by installing large domestic water tanks may enable the dengue mosquito Aedes aegypti to regain its foothold across the country and expand its range of possible infections, accord ...
Medicine & Health / Diseases, Conditions, Syndromes
May 05, 2009 |
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Cyclones spurt water into the stratosphere, feeding global warming
Scientists at Harvard University have found that tropical cyclones readily inject ice far into the stratosphere, possibly feeding global warming.
Space & Earth / Earth Sciences
Apr 20, 2009 |
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Study Finds 'Pre-Existing Condition' Fueled Killer Cyclone
(PhysOrg.com) -- A "pre-existing condition" in the North Indian Ocean stoked the sudden intensification of last year's Tropical Cyclone Nargis just before its devastating landfall in Burma, according to a ...
Space & Earth / Earth Sciences
Feb 26, 2009 |
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NASA infrared satellite imagery shows Tropical Storm Mawar strengthening
The infrared instrument on NASA's Aqua satellite captured temperature data on Tropical Storm Mawar in the western North Pacific Ocean and showed that the cloud top temperatures were growing colder. That's ...
Space & Earth / Earth Sciences
Jun 01, 2012 |
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