News tagged with atmospheric gas

Nasa study solves case of Earth's 'missing energy'

(PhysOrg.com) -- Two years ago, scientists at the National Center for Atmospheric Research in Boulder, Colo., released a study claiming that inconsistencies between satellite observations of Earth's heat and ...

Space & Earth / Earth Sciences

created Jan 30, 2012 | popularity 4.1 / 5 (14) | comments 12 | with audio podcast

Thawing tundra a new climate threat

(PhysOrg.com) -- A significant source of greenhouse gases has started leaking into the Earth's atmosphere from an unlikely place. Above the Arctic Circle, land frozen for tens of thousands of years has begun ...

Space & Earth / Environment

created Jan 20, 2012 | popularity 4.2 / 5 (15) | comments 11

Satellite observes spatiotemporal variations in mid-upper tropospheric methane over China

As a principal greenhouse gas, atmospheric methane is important to atmospheric chemical processes and climate change. In Vol. 56 of the Chinese Science Bulletin, a paper identified spatiotemporal variations of methane in the ...

Space & Earth / Environment

created Jan 20, 2012 | popularity 5 / 5 (2) | comments 0

Mexico shuts down 'world's biggest garbage dump'

Authorities Monday shut down Mexico's -- and possibly the world's -- biggest garbage dump and said they would invite bids to exploit methane gas generated by the decomposing waste.

Space & Earth / Environment

created Dec 20, 2011 | popularity 5 / 5 (1) | comments 3

NOAA greenhouse gas index continues to climb

NOAA's updated Annual Greenhouse Gas Index (AGGI), which measures the direct climate influence of many greenhouse gases such as carbon dioxide and methane, shows a continued steady upward trend that began with the Industrial ...

Space & Earth / Environment

created Nov 09, 2011 | popularity 4.5 / 5 (6) | comments 3

Methane may be answer to 56-million-year question

(PhysOrg.com) -- The release of massive amounts of carbon from methane hydrate frozen under the seafloor 56 million years ago has been linked to the greatest change in global climate since a dinosaur-killing ...

Space & Earth / Earth Sciences

created Nov 09, 2011 | popularity 4.9 / 5 (21) | comments 18 | with audio podcast

How Arctic microbes respond to a warming world

From the North Pole to the Arctic Ocean, the frozen soils within this region keep an estimated 1,672 billion metric tons of carbon out of the Earth's atmosphere. This sequestered carbon is more than 250 times ...

Biology / Cell & Microbiology

created Nov 06, 2011 | popularity 4.8 / 5 (6) | comments 1 | with audio podcast

Link between air pollution and cyclone intensity in Arabian Sea

Pollution is making Arabian Sea cyclones more intense, according to a study in this week's issue of the journal Nature.

Space & Earth / Earth Sciences

created Nov 02, 2011 | popularity 4.9 / 5 (7) | comments 2 | with audio podcast

Urban 'heat island' effect is a small part of global warming; white roofs don't reduce it

Cities release more heat to the atmosphere than the rural vegetated areas around them, but how much influence these urban "heat islands" have on global warming has been a matter of debate. Now a study by Stanford researchers ...

Space & Earth / Environment

created Oct 19, 2011 | popularity 2.9 / 5 (14) | comments 68 | with audio podcast

Future forests may soak up more carbon dioxide than previously believed

North American forests appear to have a greater capacity to soak up heat-trapping carbon dioxide gas than researchers had previously anticipated.

Space & Earth / Environment

created Oct 13, 2011 | popularity 4.5 / 5 (12) | comments 7 | with audio podcast

Bacterial communication could affect Earth's climate

(PhysOrg.com) -- Woods Hole Oceanographic Institution (WHOI) scientists have discovered that bacterial communication could have a significant impact on the planet's climate.

Space & Earth / Earth Sciences

created Oct 12, 2011 | popularity 5 / 5 (7) | comments 1 | with audio podcast

Snowball Earth hypothesis challenged

The hypothesis that the Earth was completely covered in ice 635 million years ago has received a serious blow. The atmospheric concentration of CO2 during that period was much lower than previously thought, ...

Space & Earth / Earth Sciences

created Oct 12, 2011 | popularity 5 / 5 (3) | comments 3

Ionic liquid catalyst helps turn emissions into fuel

An Illinois research team has succeeded in overcoming one major obstacle to a promising technology that simultaneously reduces atmospheric carbon dioxide and produces fuel.

Chemistry / Materials Science

created Oct 06, 2011 | popularity 4.2 / 5 (11) | comments 2 | with audio podcast

Multibeam sonar can map undersea gas seeps

A technology commonly used to map the bottom of the deep ocean can also detect gas seeps in the water column with remarkably high fidelity, according to scientists from the University of New Hampshire and ...

Space & Earth / Earth Sciences

created Oct 06, 2011 | popularity 5 / 5 (1) | comments 0

A volcanic idea to reverse climate change

Scientists believe that our warming world may face catastrophic changes to its natural environment, including droughts, rising oceans and fiercer, more frequent hurricanes.

Space & Earth / Earth Sciences

created Aug 22, 2011 | popularity 4.3 / 5 (6) | comments 10 | with audio podcast