Sunday, March 27, 2011

ScienceDaily Environment Headlines -- for the Week of March 20 to March 27, 2011

ScienceDaily Environment Headlines

for the Week of March 20 to March 27, 2011

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ScienceDaily Environment Headlines -- for Sunday, March 27, 2011

ScienceDaily Environment Headlines

for Sunday, March 27, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Antarctic icebergs play a previously unknown role in global carbon cycle, climate (March 26, 2011) -- In a finding that has global implications for climate research, scientists have discovered that when icebergs cool and dilute the seas through which they pass for days, they also raise chlorophyll levels in the water that may in turn increase carbon dioxide absorption in the Southern Ocean. ... > full story

Maquipucuna cloud forest in Ecuador yields new species of yeast (March 26, 2011) -- A new species of yeast has been discovered growing on the fruit of an unidentified and innocuous bramble collected from the biodiversity-rich Maquipucuna cloud forest nature reserve, near Quito, in Ecuador. ... > full story

Algae, bacteria hogged oxygen after ancient mass extinction, slowed marine life recovery (March 26, 2011) -- After the biggest mass extinction in Earth's history -- 250 million years ago -- algae and bacteria in the ocean rebounded so fast that they consumed virtually all the oxygen in the sea, slowing the recovery of the rest of marine animals for several million years. ... > full story

Bats keep separate households (March 26, 2011) -- The use of different environments by males and females in the parti-colored bat makes population estimation and thereby the conservation of the species more difficult. The use of different resources by males and females exacerbates the estimation of population sizes. However, the monitoring of population sizes, particularly for rare and threatened species, is pivotal to quick and effective conservation action. Scientists have now investigated the ecological niches of male and female parti-colored bats (Vespertilio murinus) and found out that the sexes use entirely different foraging grounds. With their results they can show that a finer grained view of what different demographic subsets of species do is essential for correct estimation of population trends with important implications on action plans for conservation. ... > full story

Inclusive fitness theory defended (March 26, 2011) -- In 1964, biologist William Hamilton introduced Inclusive Fitness Theory to predict and explain phenomena ranging from animal behavior to patterns of gene expression. With its many successes, the theory became a cornerstone for modern biology. In August 2010, researchers challenged the theory in the journal Nature. Now Nature has published sharp rebuttals from scores of scientists. ... > full story

Kudzu vines spreading north from US Southeast with warming climate (March 25, 2011) -- Kudzu, the plant scourge of the US Southeast. The long tendrils of this woody vine, or liana, are on the move north with a warming climate. ... > full story

Conch shell gives nano insights into composite materials (March 25, 2011) -- Researchers use the conch shell as an example of 'toughness-by-architecture' in the quest for new synthetic materials for engineering, construction and aerospace applications. ... > full story

Uncertain future for Joshua trees in US Southwest projected with climate change (March 25, 2011) -- Temperature increases resulting from climate change in the US Southwest will likely eliminate Joshua trees from 90 percent of their current range in 60 to 90 years, according to a new study. ... > full story

Cruise ship norovirus outbreak highlights how infections spread (March 25, 2011) -- Norovirus is the leading cause of acute gastroenteritis in the United States and is estimated to cause nearly 21 million cases annually. The results of an investigation of a 2009 outbreak on a cruise ship shed light on how the infections can spread and the steps both passengers and crew can take to prevent them. ... > full story

In vivo systems biology: Using computer models, systems biologists can predict complicated behavior of cells in living animals (March 25, 2011) -- Researchers report that they have created a new computational model that describes how intestinal cells in mice respond to a natural chemical called tumor necrosis factor (TNF). ... > full story

MRSA infection shown to be seasonal (March 25, 2011) -- A new study has found a significant increase in the occurrence of methicillin-resistant Staphylococcus aureus (MRSA) infections in the summer and autumn months. The increase was more pronounced in the pediatric population than in adults. ... > full story

Wild birds may play a role in the spread of bird flu, new research suggests (March 25, 2011) -- Wild migratory birds may indeed play a role in the spread of bird flu, also known as highly pathogenic avian influenza H5N1. ... > full story


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ScienceDaily Technology Headlines -- for the Week of March 20 to March 27, 2011

ScienceDaily Technology Headlines

for the Week of March 20 to March 27, 2011

Welcome to another edition of ScienceDaily's email newsletter. You can change your subscription options or unsubscribe at any time.


Posted 2011-03-26:

Posted 2011-03-26:

Posted 2011-03-25:

Posted 2011-03-24:

Posted 2011-03-23:

Posted 2011-03-22:

Posted 2011-03-21:

Posted 2011-03-20:

Posted 2011-03-19:

Posted 2011-03-18:

Posted 2011-03-17:

Posted 2011-03-16:

Posted 2011-03-15:

Posted 2011-03-14:

Posted 2011-03-13:

Posted 2011-03-12:

Posted 2011-03-11:

Posted 2011-03-10:

Posted 2011-03-09:

Posted 2011-03-08:

Posted 2011-03-07:

Posted 2011-03-06:

Posted 2011-03-05:

Posted 2011-03-04:

Posted 2011-03-03:


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