News tagged with atmospheric change

USDA links gene flow between weedy and domesticated rice to rising carbon dioxide levels

(Phys.org) -- New research at the U.S. Department of Agriculture (USDA) confirms that rising levels of atmospheric carbon dioxide facilitate the flow of genes from wild or weedy rice plants to domesticated ...

Biology / Biotechnology

created May 24, 2012 | popularity 1 / 5 (2) | comments 0

Toxic mercury, accumulating in the Arctic, springs from a hidden source

(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...

Space & Earth / Earth Sciences

created May 21, 2012 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

Nasa's new carbon-counting instrument leaves the nest

(Phys.org) -- Its construction now complete, the science instrument that is the heart of NASA's Orbiting Carbon Observatory-2 (OCO-2) spacecraft - NASA's first mission dedicated to studying atmospheric carbon ...

Space & Earth / Earth Sciences

created May 11, 2012 | popularity 5 / 5 (3) | comments 30

Climatic effects of a solar minimum

An abrupt cooling in Europe together with an increase in humidity and particularly in windiness coincided with a sustained reduction in solar activity 2800 years ago. Scientists from the German Research Centre for Geosciences ...

Space & Earth / Earth Sciences

created May 06, 2012 | popularity 4.5 / 5 (13) | comments 92 | with audio podcast

Space probes will be more useful with new amplifiers

Researchers at Chalmers have developed a new generation of amplifiers, which the European Space Agency (ESA) will be using throughout the world to receive signals from its space probes and satellites. ESA ...

Technology / Semiconductors

created Apr 26, 2012 | popularity 4.3 / 5 (4) | comments 0

Scientists use new method to zero in on source of tropical clouds

(Phys.org) -- High above the Earth, clouds too thin to see cover the tropics. Scientists at Pacific Northwest National Laboratory have found a creative technique to identify the clouds' origins. Using several ...

Space & Earth / Earth Sciences

created Apr 26, 2012 | popularity 4 / 5 (1) | comments 0

Three-toed horses reveal the secret of the Tibetan Plateau uplift

The Tibetan Plateau is the youngest and highest plateau on Earth, and its elevation reaches one-third of the height of the troposphere, with profound dynamic and thermal effects on atmospheric circulation ...

Other Sciences / Archaeology & Fossils

created Apr 24, 2012 | popularity 4 / 5 (1) | comments 1

Team identifies water vulnerability in border region

The Arizona-Sonora region has been called the front line of ongoing climate change, with global climate models projecting severe precipitation decreases and temperature increases coupled with vulnerability ...

Space & Earth / Environment

created Apr 17, 2012 | popularity not rated yet | comments 0

Start of 2012, March shatter US heat records

(AP) -- It has been so warm in the United States this year, especially in March, that national records were not just broken, they were deep-fried.

Space & Earth / Environment

created Apr 09, 2012 | popularity 4.8 / 5 (17) | comments 151

Is rainfall a greater threat to China's agriculture than warming?

New research into the impact of climate change on Chinese cereal crops has found rainfall has a greater impact than rising temperature. The research, published in the Journal of the Science of Food and Agriculture found ...

Space & Earth / Environment

created Apr 04, 2012 | popularity 4 / 5 (1) | comments 0

A glow in the Martian night throws light on atmospheric circulation

(PhysOrg.com) -- A faint, infrared glow above the winter poles of Mars is giving new insights into seasonal changes in the planet's atmospheric circulation. The tell-tale night emission was first detected ...

Space & Earth / Space Exploration

created Apr 04, 2012 | popularity 5 / 5 (7) | comments 0 | with audio podcast

Feds: 'Meterological March madness' mostly random

(AP) -- Freak chance was mostly to blame for the record warm March weather that gripped two-thirds of the country, with man-made global warming providing only a tiny assist, a quick federal analysis shows.

Space & Earth / Environment

created Apr 02, 2012 | popularity 4 / 5 (4) | comments 1

Miner Xstrata wins Australia climate test case

Swiss mining giant Xstrata has won a test case against what is set to be Australia's largest open-cut coal mine, with a court ruling that the economic benefits outweighed its climate change impacts.

Space & Earth / Environment

created Mar 28, 2012 | popularity 5 / 5 (1) | comments 0

Taming uncertainty in climate prediction

(PhysOrg.com) -- Uncertainty just became more certain. Atmospheric and computational researchers at Pacific Northwest National Laboratory used a new scientific approach called "uncertainty quantification," ...

Space & Earth / Earth Sciences

created Mar 23, 2012 | popularity 3.9 / 5 (9) | comments 22

Rising ocean temperatures harm protected coral reefs

Special conservation zones known as marine protected areas provide many direct benefits to fisheries and coral reefs.

Space & Earth / Environment

created Mar 15, 2012 | popularity not rated yet | comments 0