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621 matches found for "carbon cycle"

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Advanced nuclear fuel sets global performance record

The Advanced Gas Reactor (AGR) Fuel Program, initiated by the Department of Energy in 2002, used INL's unique Advanced Test Reactor (ATR) in a nearly three-year experiment to subject more than 30...

Power and Electrical Engineering | nachricht Read more
Warmer Means Windier on World’s Biggest Lake

Since 1985, surface water temperatures measured by lake buoys have climbed 1.2 degrees per decade, about 15 percent faster than the air above the lake and twice as fast as warming over nearby land....

Earth Sciences | nachricht Read more
Tiny Bubbles Clean Oil from Water

Now, a University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles that attack the oil...

Life Sciences | nachricht Read more
Sponges recycle carbon to give life to coral reefs

Marine biologist Fleur Van Duyl from the Royal Netherlands Institute for Sea Research is fascinated by the energy budgets that support coral reefs in this impoverished environment. According t...

Life Sciences | nachricht Read more
Newly Discovered Fat Molecule: An Undersea Killer with an Upside

The team discovered a previously unknown lipid, or fatty compound, in a virus that has been attacking and killing Emiliania huxleyi, a phytoplankton that plays a major role in the global carbon cycle....

Life Sciences | nachricht Read more
Siemens to supply latest coal gasification technology in the U.S.A.

With a gross capacity of 730 megawatt (MW) the advanced clean coal generating plant will be one of the first commercial-scale coal gasification plants with carbon capture and storage (CCS) capability ...

Power and Electrical Engineering | nachricht Read more
U of A physicist identifies mysterious core left by exploding star

Heinke and a colleague have identified the 20 kilometre-wide remnant of the supernova as a neutron star. It's the youngest neutron star ever identified, and its atmosphere, a thin layer of carbon...

Physics and Astronomy | nachricht Read more
Deep-sea ecosystems affected by climate change

Historically, many people, including marine scientists, have considered the abyssal plains, more than 2,000 meters below the sea surface, to be relatively isolated and stable ecosystems. Howev...

Ecology, The Environment and Conservation | nachricht Read more
Arctic land and seas account for up to 25 percent of world's carbon sink

In a new study in the journal Ecological Monographs, ecologists estimate that Arctic lands and oceans are responsible for up to 25 percent of the global net sink of atmospheric carbon dioxide. Under c...

Ecology, The Environment and Conservation | nachricht Read more
Arctic Now Traps 25 Percent of World’s Carbon -- But That Could Change

In their review paper, David McGuire of the U.S. Geological Survey and the University of Alaska at Fairbanks and his colleagues show that the Arctic has been a carbon sink since the end of the last Ic...

Earth Sciences | nachricht Read more
Growth versus global warming

A three-year project led by Newcastle University for the Tyndall Centre for Climate Change Research has outlined how our major cities must respond if they are to continue to grow in the face of climat...

Studies and Analyses | nachricht Read more
Key New Ingredient in Climate Model Refines Global Predictions

The results of the experiment at the Department of Energy’s Oak Ridge National Laboratory and at the National Center for Atmospheric Research are published in the current issue of Biogeosciences. They...

Earth Sciences | nachricht Read more
Scientists obtain rocks moving into seismogenic zone

An international group of scientists aboard the Deep-Sea Drilling Vessel CHIKYU, operated by the Japan Agency for Marine-Earth Science and Technology (JAMSTEC) for the Integrated Ocean Drilling Progra...

Earth Sciences | nachricht Read more
Last time carbon dioxide levels were this high: 15 million years ago, scientists report

"The last time carbon dioxide levels were apparently as high as they are today — and were sustained at those levels — global temperatures were 5 to 10 degrees Fahrenheit higher than they are toda...

Earth Sciences | nachricht Read more
New NIST Database on Gas Hydrates to Aid Energy and Climate Research

Sometimes described as “flammable ice,” hydrates consist of water molecules that create cages around “guest molecules” such as methane, which is one carbon atom bonded with four hydrogen atoms, a prin...

Ecology, The Environment and Conservation | nachricht Read more
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