Climate change

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Climate change is any long-term change in the statistics of weather over periods of time that range from decades to millions of years. It can express itself as a change in the mean weather conditions, the probability of extreme conditions, or in any other part of the statistical distribution of weather. Climate change may occur in a specific region, or across the whole Earth.

In recent usage, especially in the context of environmental policy, climate change usually refers to changes in modern climate (see global warming). For information on temperature measurements over various periods, and the data sources available, see temperature record. For attribution of climate change over the past century, see attribution of recent climate change.

For more information about Climate change, read the full article at Wikipedia.
This text uses material from Wikipedia and is available under the GNU Free Documentation License.


News tagged with global climate change

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Big Advantage for the Small -- Climate change influences the size of marine organisms

Big Advantage for the Small -- Climate change influences the size of marine organisms

Biology / Ecology

created Jul 23, 2009 | popularity 2.5 / 5 (2) | comments 0

The ice is melting, the sea level is rising and species are conquering new habitats. The warming of the world climate has many consequences. In the current issue of the renowned journal 'Proceedings of the ...


When palm trees gave way to spruce trees

When palm trees gave way to spruce trees

Space & Earth / Earth Sciences

created Jun 17, 2009 | popularity 4 / 5 (6) | comments 2

For climatologists, part of the challenge in predicting the future is figuring out exactly what happened during previous periods of global climate change.


Scientists Return from Expedition to Drill Beneath Frozen Russian Lake

Scientists Return from Expedition to Drill Beneath Frozen Russian Lake

Space & Earth / Earth Sciences

created May 28, 2009 | popularity 4.7 / 5 (7) | comments 0

(PhysOrg.com) -- A team of scientists from the United States, Germany, Russia and Austria has just returned from a six-month drilling expedition to a frozen lake in Siberia: Lake El'gygytgyn, "Lake E" for ...


Biologists: Greening Arctic not likely to offset permafrost carbon release

Biologists: Greening Arctic not likely to offset permafrost carbon release

Space & Earth / Environment

created May 27, 2009 | popularity 3.1 / 5 (7) | comments 0

As the frozen soil in the Arctic thaws, bacteria will break down organic matter, releasing long-stored carbon into the warming atmosphere.


Princeton geoscientist offers new evidence that meteorite did not wipe out dinosaurs

Geoscientist offers new evidence that meteorite did not wipe out dinosaurs

Space & Earth / Earth Sciences

created May 04, 2009 | popularity 4.5 / 5 (21) | comments 28

A Princeton University geoscientist who has stirred controversy with her studies challenging a popular theory that an asteroid wiped out the dinosaurs has compiled powerful new evidence asserting her position.


Fire influences global warming more than previously thought

Fire influences global warming more than previously thought

Space & Earth / Environment

created Apr 23, 2009 | popularity 4.3 / 5 (12) | comments 1

Fire's potent and pervasive effects on ecosystems and on many Earth processes, including climate change, have been underestimated, according to a new report.


Water levels dropping in some major rivers as global climate changes

Water levels dropping in some major rivers as global climate changes

Space & Earth / Earth Sciences

created Apr 21, 2009 | popularity 4.2 / 5 (19) | comments 0

Rivers in some of the world's most populous regions are losing water, according to a new comprehensive study of global stream flow. The study, led by scientists at the National Center for Atmospheric Research ...


Air Pollution

New Pollution Monitoring: Our Air is Dirtier Than We Thought

Space & Earth / Environment

created Apr 14, 2009 | popularity 3.7 / 5 (18) | comments 21

(PhysOrg.comOne of my pet peeves is the focus we have on global warming. While global climate change is important, it continues to provide a red herring of sorts, taking attention away the public health concern ...


Biofuels could hasten climate change

Space & Earth / Environment

created Apr 14, 2009 | popularity 3.7 / 5 (9) | comments 2

A new study finds that it will take more than 75 years for the carbon emissions saved through the use of biofuels to compensate for the carbon lost when biofuel plantations are established on forestlands. If the original ...


Aerosols May Drive a Significant Portion of Arctic Warming

Aerosols May Drive a Significant Portion of Arctic Warming

Space & Earth / Earth Sciences

created Apr 08, 2009 | popularity 4.3 / 5 (19) | comments 15

(PhysOrg.com) -- Though greenhouse gases are invariably at the center of discussions about global climate change, new NASA research suggests that much of the atmospheric warming observed in the Arctic since ...


Landscape found to influence spread of malaria in Amazon

Medicine & Health / Diseases

created Mar 31, 2009 | popularity 3.3 / 5 (4) | comments 1

(PhysOrg.com) -- The spread of malaria, one of the world's most prevalent insect-borne diseases and a leading killer of children, may have more to do with landscape than precipitation as the world warms, according to a new ...


Scientists: Less ice on Great Lakes during winter

Space & Earth / Earth Sciences

created Mar 23, 2009 | popularity 2 / 5 (4) | comments 3

(AP) -- Ice cover on the Great Lakes has declined more than 30 percent since the 1970s, leaving the world's largest system of freshwater lakes open to evaporation and lower water levels, according to scientists associated ...


Earth Explorer mission GOCE launches

Earth Explorer mission GOCE launches

Space & Earth / Space Exploration

created Mar 17, 2009 | popularity 5 / 5 (3) | comments 0

This afternoon, the Gravity field and steady-state Ocean Circulation Explorer (GOCE) satellite developed by the European Space Agency (ESA) was lofted into a near-Sun-synchronous, low Earth orbit by a Rockot ...