News tagged with climatic variations

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The sun could be having a 15% or 20% effect on climate change

Space & Earth / Earth Sciences

created Jul 18, 2008 | popularity 2.9 / 5 (27) | comments 11

Global warming is mainly caused by greenhouse gas emissions resulting from human activities; however, current climatic variations may be affected “around 15% or 20%” by solar activity, according to the researcher Manuel Vázquez ...


Earth

Rapid changes in the winter climate

Space & Earth / Earth Sciences

created Aug 14, 2009 | popularity 4.3 / 5 (4) | comments 5

The Baltic Sea winter climate has changed more in the last 500 years than previously thought. Research at the University of Gothenburg, Sweden, shows that our part of the world has experienced periods of both ...


Perennial vegetation, an indicator of desertification in Spain

Perennial vegetation, an indicator of desertification in Spain

Biology / Ecology

created Sep 04, 2009 | popularity 5 / 5 (1) | comments 0

A team of scientists has analyzed 29 esparto fields from Guadalajara to Murcia and has concluded that perennial vegetation cover is an efficient early warning system against desertification in these ecosystems. ...


Are the Alps growing or shrinking?

Space & Earth / Earth Sciences

created Nov 05, 2009 | popularity 2 / 5 (1) | comments 0

The Alps are growing just as quickly in height, as they are shrinking. This paradoxical result could be proven by a group of German and Swiss geoscientists. Due to glaciers and rivers about exactly the same amount of material ...





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Microcephaly genes associated with human brain size

Medicine & Health / Genetics

created 15 hours ago | popularity 3.7 / 5 (3) | comments 1

A group of Norwegian and American researchers have shown that common variations in genes associated with microcephaly - a neuro-developmental disorder in which brain size is dramatically reduced - may explain differences ...


African leaf-eating monkeys are 'likely to be wiped out' by climate change

African leaf-eating monkeys are 'likely to be wiped out' by climate change

Biology / Ecology

created Dec 18, 2009 | popularity 3.3 / 5 (7) | comments 4

(PhysOrg.com) -- Monkey species will become 'increasingly at risk of extinction' because of global warming, according to new research published this week.


Disparity in use of implantable devices to prevent sudden death in heart failure patients

Medicine & Health / Research

created Dec 18, 2009 | popularity not rated yet | comments 0

A study of heart failure patients who meet national guidelines for devices that stabilize and strengthen the heart's electrical system found that only half of eligible patients received the devices. The study, which is the ...


Are patients losing sleep over blood pressure monitors?

Medicine & Health / Health

created Dec 17, 2009 | popularity not rated yet | comments 0

A widely used test for measuring nighttime blood pressure may interfere with patients' sleep, thus affecting the results of the test, reports a study in an upcoming issue of Clinical Journal of the American Society of Ne ...


IU informaticists show new levels of refinement in predicting human mobility, epidemic spread

IU informaticists show new levels of refinement in predicting human mobility, epidemic spread

Technology / Computer Sciences

created Dec 17, 2009 | popularity 5 / 5 (1) | comments 0

(PhysOrg.com) -- The interplay of human mobility patterns like those between local metropolitan commuters and long-range airline travelers during a global epidemic can be modeled in such detail so as to offer ...


New pictures reveal rich Antarctic marine life in area of rapid climate change

New pictures reveal rich Antarctic marine life in area of rapid climate change

Space & Earth / Environment

created Dec 17, 2009 | popularity 4.4 / 5 (9) | comments 0

(PhysOrg.com) -- New photographs of ice fish, octopus, sea pigs, giant sea spiders, rare rays and beautiful basket stars that live in Antarctica’s continental shelf seas are revealed this week by the British ...


Avatar's moon Pandora could be real

Avatar's moon Pandora could be real

Space & Earth / Astronomy

created Dec 17, 2009 | popularity 4.3 / 5 (27) | comments 10

In the new blockbuster Avatar, humans visit the habitable - and inhabited - alien moon called Pandora. Life-bearing moons like Pandora or the Star Wars forest moon of Endor are a staple of science fiction. ...


NASA Calculates a Carbon Budget for California

Space & Earth / Environment

created Dec 16, 2009 | popularity 2.8 / 5 (9) | comments 6

(PhysOrg.com) -- While world organizations struggle to find a benchmark and tracking standards for greenhouse gas (GHG) emissions, NASA has been supporting California’s new carbon emissions inventory report, using its satellite ...


Caltech scientists film photons with electrons

Caltech scientists film photons with electrons

Physics / General Physics

created Dec 16, 2009 | popularity 4.9 / 5 (21) | comments 0

(PhysOrg.com) -- Techniques recently invented by researchers at the California Institute of Technology -- which allow the real-time, real-space visualization of fleeting changes in the structure of nanoscale ...


Sorter Detects and Removes Damaged Popcorn Kernels

Sorter Detects and Removes Damaged Popcorn Kernels

Biology / Other

created Dec 16, 2009 | popularity 4.5 / 5 (2) | comments 1

(PhysOrg.com) -- A device developed by an Agricultural Research Service (ARS) scientist to sort wheat has been successfully used to detect and remove popcorn kernels that have been damaged by fungi.



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