Nanoparticles in air bad news for people
...ore ultrafine particles in the process of reducing emissions of particulate matter. Nanoparticles behave aerody... of hundred nanometers generally come from manmade emissions involving high temperatures, energetic reactions or both. These particles are extremely dynamic, var...Land wont soak up carbon indefinitely say top scientists
...inks cannot be counted on to mop up carbon dioxide emissions indefinitely. The results have potential implications for the Kyoto Protocol negotiations where recent difficulties have included a lack of scientific knowledge about the strength and distribution of carbon sinks and how they vary from year to year. ...Ecosystems slowed 1990s greenhouse gas buildup
...bally, write the authors. Meanwhile, carbondioxide emissions are expected to continue to rise because of humanactivities. An unusually large uptake of atmospheric carbon in the early 1990swas due to the climate's natural variability, researchers suspect.Globally there appears to be a net release of carbon into...Autumn foliage may affect air quality, climate
...ects: they combine withcertain types of industrial emissions to create smog, and in somecases they play a role ...round-levelozone, the major component of smog. The emissions also have an impacton climate by slowing the rate at which greenhouse gases are oxidizedin the atmos...MIT prof: Oceans at risk if policy tool not restricted
...l on Climate Change, would limit abiding countries emissions of the greenhouse gas carbon dioxide. A country that exceeds its limit could fulfill its commitment by purchasing "carbon credits" from a country that emits less than its quota. Carbon credits could also, however, be purchased from commercial indust...Worlds largest scientific society convenes regional meeting October 10-13 in Lincoln, Neb.
...leading to an increase in perfluorocompound (PFC) emissions that are released into the atmosphere. PFCs are d...er has developed a new method for disposing of PFC emissions that does not release them to the atmosphere. (Kayla Hamersky, University of Nebraska at Kearney, 30...Researchers report on possible biological effects of deep-sea CO2 sequestration
...estration as one possible mitigation technique for emissions of carbon dioxide, one of the primary greenhouse gases involved in global warming. MBARI chemists have conducted some of the first experiments aimed at understanding the chemistry and physics of CO2 in the deep ocean. New biological studies are now u...Nitrogen: Too much of a good thing?
...feed the worlds population and decreasing nitrogen emissions from fossil fuel combustion will be addressed when over 350 international scientists and policy makers convene at the Second International Nitrogen Conference, Optimizing Nitrogen Management in Food and Energy Production and Environmental Protection.......ontaminants at EPA Superfund sites, and increasing emissions pose an acute problem for all organisms. These metals harm organisms, including humans, by displacing essential heavy metals such as copper and zinc from their cellular binding sites, by undergoing aberrant reactions with proteins and enzymes, and b......hemical reactions rather than combustion, its only emissions are water, carbon dioxide and heat. Smaller than a penny, the prototype fuel cell developed by Gorte, Vohs, graduate student Hyuk Kim and postdoctoral researcher Seungdoo Park operates in a furnace set at 700 degrees Celsius. A commercial, self-con......th energy production and possible climate altering emissions often fails to be mentioned: Nitrogen. The Secon...which has one of the highest densities of nitrogen emissions in the world. On Sunday, October 14, Jan Willem Erisman of the Energy Research Center of the Nethe...Researchers explore wood smoke's threat to Great Lakes environment
... study does not address the impact of wood burning emissions on human health, it raises concern over the impact of these emissions on the health of the Great Lakes, she says. To determine the impact of atmospheric pollutants on aq...PNNL captures first bird's-eye view of Puget Sound air pollution
...ntribute to ozone and particle formation and whose emissions we can sample with our aircraft," said Richard Barchet of PNNL and study co-coordinator. The atmospheric measurements will enable the first comprehensive testing of regional air quality forecast models with above-ground data. Current evaluations of r...Mercury at bottom of central park lake linked to coal burning in NYC
...elaer Polytechnic Institute have linked coal plant emissions to toxic levels of mercury. Their study shows that the level of mercury in sediment at the bottom of New Yorks Central Park Lake is at least 10 times the amount found in some industrial areas. The atmospheric input of mercury to the sediments is the ...August media highlights GEOLOGY and GSA TODAY
...sures. Moreover, the work identifies the vaporous emissions supposedly associated with the prophecies as light hydrocarbon bases generated in the underlying strata of bituminous limestone. The research confirms the validity of the ancient sources in startlingly complete detail. GSA TODAY Rock Varnish: Record...Study reveals critical factors affecting urban pollution
... of factors - from car emissions to weather to population - affected air quality in...ortant because carbon monoxide emissions are higher when a vehicle is idling. Adjusting traffic flows in congested areas ...Worlds largest scientific society convenes regional meeting June 24-27 in Durham, N.H.
...of a lipophiliccationic copper-based PET (positron emissions tomography) company for evaluating multidrug resistance in cancer. (Salma Kiani and Alan B. Packard, Childrens Hospital Boston, Harvard Medical School, Division of Nuclear Medicine, Boston, Mass., 617-355-7560, salma.kiani@tch.harvard.edu ). Ten y...Engineers develop technology to reduce industry emissions
...t forthcoming U.S. Environmental Protection Agency emissions regulations, but could make high-sulfur Ohio coal a more viable energy source for the nation's power plants, said Hajrudin Pasic (pronounced "Hi-roo-DEEN PAH-sik"), professor of mechanical engineering and lead researcher on the project. Pasic and o...Refrigerator disposal releases ozone-depleting chemicals
...erator — a total of nearly 4,000 tons of CFC emissions — can eventually seep from the appliances ov...re developed in the 1930s, the majority of the CFC emissions are coming from refrigerators made during the 1980s, when a new type of insulating foam featuring th...Polluted clouds might bring patchy cooling in a warming world
...when the number of particles increases because of emissions from human activities, for example there still remains the same amount of water to spread among them. The result is more and smaller droplets, which creates more total surface area within the cloud to reflect sunlight. The new evidence implies that ...