Tag: "carbon" at biology news
Potential for enhanced sequestration of carbon in soils supports evaluations
...house gas emissions by increasing sequestration of carbon
in soils "should be evaluated to see how competiti... as flue-gas capture to reduce emissions or remove carbon
dioxide already in the atmosphere. Post and his colleagues considered the range of possible costs an...
Scientists sequence genome of kind of organism central to biosphere's carbon cycle
... magnification, are nevertheless thought to absorb carbon
dioxide, a major greenhouse gas, in amounts compar...e organisms are incredibly important in the global carbon
cycle," says Virginia Armbrust, a University of Washington associate professor of oceanography and l...
Plants will not save us from greenhouse gases
...aham Bell, looked at the response of algae to high carbon
dioxide concentrations. Their findings showed that the plants could not adapt to high carbon
dioxide conditions. This disproves the previous assumption that plants can take up extra carbon
Rice finds 'on-off switch' for buckyball toxicity
... hollow, soccerball-shaped molecules containing 60 carbon
atoms. Their diameter is just one-billionth of a meter, or one nanometer, and their discovery at Rice in 1985 is widely regarded as an early milestone in the field of nanotechnology. While buckyballs show great promise in applications as diverse as f...
Researchers create nanotubes that change colors, form 'nanocarpet' and kill bacteria
... conditions, the significant costs of synthesizing carbon
nanotubes can be reduced," explained Sang Beom Lee, Ph.D., research assistant professor of bioengineering in the School of Engineering, who is listed as first author. To test the nanostructure's potential as a biosensor and antimicrobial, the author...
Alaska scientists find Arctic tundra yields surprising carbon loss
...ate will lead to bigger plants that can store more carbon
and thereby reduce atmospheric carbon
dioxide was indeed a silver lining in the global warming cloud that some people had hoped for. Appar...
New signs of life found at the Poles
...ling micro-organisms can photosynthesise and store carbon
just as much as the plants, lichens and mosses that live above ground. BAS microbiologist Dr Charles Cockell says, "Although it's usual to find micro-organisms thriving under quartz and translucent rocks in hot deserts because enough light gets thr...
The book opens on the first tree genome
...verted to fuels, and trees that can sequester more carbon
from the atmosphere or be used to clean up waste s...ees have a built-in mechanism for storing captured carbon
dioxide in their leaves, branches, stems, and roots. This natural process of carbon
Environmental decontamination, greenhouse gases, and the genome of a methane-loving bacterium
...e gases to most people and they're apt to think of carbon
dioxide, fossil fuels, and big cars. Though carbon
dioxide emissions are the major source of greenhouse gases, methane is far more effective at trappin...
Scientists explore genome of methane-breathing microbe
...oolkit of genes for using methane as an energy and carbon
source. Such methane-consuming microbes are called...s because their use of methane as a sole source of carbon
and energy could possibly be harnessed to play an important role in efforts to reduce methane emissi...
Genetic modification of linseed produces healthier omega 3 and 6 fatty acids
...isheries. Fatty acids are long straight chains of carbon
atoms, ranging in length from about 12 to 22 carbo...tudded with hydrogen atoms along the length of the carbon
chain. They are essential components of the membranes of all living organisms. Fatty acid chains tha...
Popular Science announces Third Annual 'Brilliant 10'
...to how deforestation could affect global levels of carbon
dioxide. Claire Gmachl , 37, Princeton University (Princeton, NJ) for her work in the field of laser physics. Once perfected, Gmachl's tiny, ingenious devices--quantum-cascade lasers--could serve as an early-warning system for terrorism. By desig...
Laboratory grows world record length carbon nanotube
...ld record-length four-centimeter-long, single-wall carbon
nanotube. Single-wall carbon
nanotubes have a number of revolutionary uses, including being spun into fibers or yarns that are mo...
Berkeley Lab soil scientist Margaret Torn receives Presidential Early Career Award
...ive research on climate change and the terrestrial carbon
cycle. She is one of four researchers from DOE's O...keley Lab and to its program in climate change and carbon
management," said Laboratory Director Steve Chu. "The work of her and her colleagues will be critica...
Cell's gatekeeper for ammonia revealed in unprecedented detail
...ture is also expected to help explain how ammonia, carbon
dioxide and other gases are taken in, transported ...channels that regulate the movement of ammonia and carbon
dioxide in and out of the red blood cells, Stroud said. The red blood cells transport ammonia from ...
Story tips from the Department of Energy's Oak Ridge National Laboratory, September 2004
...ructure, could in theory also be used to sequester carbon
dioxide at the bottom of the ocean. Gas hydrates form at low temperatures and ocean depths of about 500 meters and some scientists see them as an energy source that could provide a transition to a hydrogen-based economy. Of more immediate concern is ...
Long-term effects of carbon monoxide poisoning are an autoimmune reaction
...her mechanical mishaps lead to a spike in cases of carbon
monoxide (CO) poisoning. CO poisoning is the leading cause of injury and death by poisoning worldwide, with about 40,000 people treated in the U.S. annually. Brain damage occurs days to weeks later in half of the patients with a serious case of CO ...
Identifying tick genes could halt disease, bioterrorism threat
... our noses, is in its feet. These organs recognize carbon
dioxide, which animals, including people, emit whe...y exhale. Ticks lie in wait until they receive the carbon
dioxide signal that a meal is nearby. Then they leap, sink their mouths into flesh, and gorge themse...
Natural mineral locks up carbon dioxide
A common mineral can remove carbon
dioxide from combustion gases, but in its natural ...s is changing serpentine so that it sequesters the carbon
dioxide from fossil fuel burning in hours, not eons. "Serpentine naturally sequesters carbon
Professor calls for a new branch of learning
...he toxicology of nanoparticles and nanotubes (tiny carbon
tubes) is poor but suggests that nanoparticles may be able to have undesirable effects at their point of entry into the body, for example, the lungs, and might also be able to affect other organs. Nanoparticles in food may cross into the gut lymphati...
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