Soils offer new hope as carbon sink
... and found significantly lower emissions of carbon dioxide and nitrous oxide (a greenhouse gas more than 300 times as potent as carbon dioxide). NSW DPI environmental scientist Steve Kimber said an added benefit for both the farmer who applies agrichar and the environment is that the carbon in agrichar rema...Experts to address farmers' role in managing climate change
...ity to sequester 650 million metric tons of carbon dioxide (CO2) every year, offsetting up to 11% of U.S. greenhouse gas emissions....Plants that produce more vitamin C may result from UCLA-Dartmouth discovery
...ient way to get sunlight to make sugar from carbon dioxide that produced oxygen as a waste product; that waste product probably killed off most of all living species at that time," Clarke said. "The only organisms that survived developed defenses against it, and one of the best defenses is vitamin C. Plants ...Revelle family endows UC San Diego chair honoring Roger Revelle
...ffect resulting from increasing atmospheric carbon dioxide from the use of fossil fuels. He recruited a young...ucted groundbreaking studies of atmospheric carbon dioxide and the carbon cycle that provided the scientific background for the discussion of human impact on t...Novel sugar-to-hydrogen technology promises transportation fuel independence
...y in the starch to break up water into only carbon dioxide and hydrogen,"Zhang said. A membrane bleeds off the carbon dioxide and the hydrogen is used by the fuel cell to create electricity. Water, a product of that fuel cell ...ACS News Service Weekly PressPac -- May 16, 2007
... control efforts are reducing the amount of sulfur dioxide from coal, with increased OC emissions from motor vehicle exhaust. With less sulfur dioxide (toxic to microorganisms) and more OC, microbes can grow in crusts on buildings and transform compou...Alarming acceleration in CO2 emissions worldwide
...ichard A. Meserve notes that the impacts of carbon dioxide in our atmosphere are the result of cumulative emissions. This study is a signal that global action is urgently needed to reverse the adverse trends or the challenge of responding to climate change will be more difficult....Montana State University researchers to compare Montana, Japanese copper mines
...he American West and silkworms inEast Asia. Sulfur dioxide fell onto pastures and poisoned the cattlethat grazed around Anaconda and Butte. It also fell on mulberry bushesand killed large silkworm colonies in central Japan. "If you are a Buddhist and believe that all living creatures are part ofa continuum...Before selling carbon credits, read this
...s an immediate option to reduce atmospheric carbon dioxide and slow global warming. Farmers who adopt practices that store carbon in soil may be able to "sell" the stored carbon to buyers seeking to offset greenhouse gas emissions. Before farmers can sell carbon credits, however, they need to be able to veri...Christian Paradis announces $4 million for renewable energies
...s emissions equivalent to 135,000 tonnes of carbon dioxide per year. The grant, administered by Natural Resources Canada, will cover the costs associated with installing underground pipelines, constructing a compression station and biomethane capture networks, and supplying water to the greenhouse complex....Climate policy: It's good to be in the 'RED'
...the IPCC target of 450 parts per million of carbon dioxide in the atmosphere by the year 2100. As for the second issue, computer models that link climate effects to changes in the carbon cycle have predicted that tropical forests will survive and continue to act as a "sink" by absorbing carbon, provided th...New petroleum-degrading bacteria found at Rancho La Brea Tar Pits in Los Angeles
...n, methane is produced by bacteria that use carbon dioxide for respiration instead of oxygen," Crowley explained. He noted that the bacteria are not uniformly distributed in the tar pits. While one reason for their presence could be bacteria rising through the soil via a subterranean oil flow, other explan...'Short-circuit' found in ocean circulation
...d is also relevant to uptake and release of carbon dioxide by the sea transport between the deep and surface waters in the Southern Ocean is particularly important for this process. Understanding oceanic circulation is important because it distributes heat, carbon and nutrients around the globe and there...Carnegie Mellon's David Sholl identifies new materials
...ed from domestic resources without emitting carbon dioxide into the atmosphere, which is an attractive vision for a future fuel source," said Sholl, whose research is funded by the Department of Energy and performed in collaboration with Professor Karl Johnson from the University of Pittsburgh. Once hydrog...Understanding the global carbon budget -- Woods Hole Research Center expert provides insights
... distribution of carbon will change as more carbon dioxide is added to that atmosphere and as the earth warms... on land and in the ocean that have removed carbon dioxide from the atmosphere for the last century may be starting to weaken. The oceans are becoming more aci...Use of wind energy in US growing, but planning and guidelines are lacking
...generate electricity is that it produces no carbon dioxide (CO2), a major greenhouse gas, or any other air po...ill offset approximately 4.5 percent of the carbon dioxide that would otherwise be emitted by other electricity sources. In 2005, electricity generation accou...Protein enables discovery of quantum effect in photosynthesis
...cascade. Photosynthesis transforms light, carbon dioxide and water into chemical energy in plants and some bacteria. The wavelike characteristic of this energy transfer process can explain its extreme efficiency, in that vast areas of phase space can be sampled effectively to find the most efficient path f...ACS News Service Weekly PressPac -- April 25, 2007
... hepatitis B Seeking new ways of using carbon dioxide in fuels and other products Journalists' Resou...ril 30, 2007 Seeking new ways of using carbon dioxide in fuels and other products Chemical & Engineering News New research aimed at finding ways to u...Arctic ice retreating more quickly than computer models project
...ail to capture the full impact of increased carbon dioxide and other greenhouse gases in the atmosphere. Whereas the models indicate that about half of the ice loss from 1979 to 2006 was due to increased greenhouse gases, and the other half due to natural variations in the climate system, the new study indic...Breathing easy: When it comes to oxygen, a bug's life is full of it
...ermany. This allows them to keep oxygen and carbon dioxide levels in balance. Too great a concentration of ox... the head) to take in oxygen while exhaling carbon dioxide through the abdominal spiracles. Insects also use different mechanisms to pump the oxygen to the tis...