New study warns limited carbon market puts 20 percent of tropical forest at risk
...uthors say. Cutting and burning tropical forests releases the atmospheric carbon they store, contributing significantly to global climate change. The HFLD countries contain 20 percent of Earths remaining tropical forest, including some of the richest ecosystems. "Given the very large and likely still und...Climate change and permafrost thaw alter greenhouse gas emissions in northern wetlands
...d soil carbon sequestration, rather than the large releases of carbon to the atmosphere originally predicted. But over time high methane emissions will balance or outweigh the reduction of carbon in the atmosphere. Not all ecosystems underlain by permafrost will respond the same way, Turetsky cautioned. ...Argonne wins three R&D 100 awards for innovative technologies
..., the researchers were able to detect nitric oxide releases from the Nevada test site at a concentration of around one part per thousand from a distance of 600 m, with a potential for tenfold increase in sensitivity. No previous attempt at detecting terrestrial chemical gases had surpassed this measure of pe...Nanowaste needs attention of EPA, industry and investors
...tential for CERCLA and RCRA liability arising from releases or disposal of waste nanomaterials and products in drafting new insurance policies, interpreting existing policies, and planning for future potential liabilities. Central to all risk management efforts is the need for the EPA to conduct outreach and ...Changing climate will challenge Northeast agriculture, CU expert warns
... to reduce the burn off of stored soil carbon that releases carbon dioxide into the atmosphere and using less nitrogen fertilizer, which produces nitrous oxide, a potent greenhouse gas....Aphids make 'chemical weapons' to fight off killer ladybirds
...lood, catalysing a violent chemical reaction which releases mustard oil. The research team from the UK and Norway confirmed their findings by controlling the diet of different groups of aphids. They found that those insects eating a diet rich in glucosinolates had a high success rate in fending off predato...The new wildlife refuge -- Golf courses?
...natural drying process benefits amphibians, and it releases nutrients from the soil. Maintaining permanent ponds actually harms biodiversity, Semlitsch said. In the study, the researchers used two types of ponds control reference ponds and ponds located on golf courses to monitor populations of American t...Illinois researchers presenting at ASPB Annual Meeting in Chicago, July 7-11
...thus More Productive than Switchgrass. These news releases can be requested from Katie Engen at Katie@aspb.org . A presentation from University of Illinois researchers is based on a paper about secondary metabolism co-authored by Sanjeewa G. Rupashinge and Mary A. Schuler. They will present their three-dim...Link between immune system and mammary gland could shed new light on breast cancer
...o attack a parasite. Once made each type of T cell releases cytokine molecules to promote more of its own kind to help the bodys immune response. The Cambridge researchers have shown that during pregnancy the mammary gland uses this system to enhance the growth of milk producing cells. The breast uses Type ...Cells re-energize to come back from the brink of death
...er proteins needed to support apoptosis after MOMP releases cytochrome c. But this victory over death is short-lived if CICD is activated. However, some cancerous cells not only dodge death from apoptosis by eliminating caspase activation, but they also foil CIDC. Our study sought to understand how a cancer c...Story ideas from the Journal of Lipid Research
... tissue and accumulate in other organs, fat tissue releases abnormal quantities of biochemicals, and the distribution of fat tissue among various organs is altered. The scientists also give ideas for therapeutic strategies that could help overweight and obese individuals lose their excessive amount of fat ...Digestive Disease Week 2007 spotlights breakthrough research in digestive health
...and advances in surgical gastroenterology. Press releases from the meeting will be available at www.eurekal... Humbel ( lhumbel@spectrumscience.com ) to receive releases via email or fax. Interviews can be arranged with presenting researchers. The newsroom is open May...2007 Joint Assembly in Acapulco -- press conference schedule
...Conference Call-ins Attention PIOs: Sending press releases to Joint Assembly The Press Room Journalism Awar...secutive hours. Attention PIOs: Sending press releases to Joint Assembly Public information officers are urged to work with scientists from their institut...Climate policy: It's good to be in the 'RED'
Stanford, CA Tropical deforestation, which releases more than 1.5 billion metric tons of carbon to the atmosphere every year, is a major contributor to global climate change. Recognizing this, a group of forest-rich developing nations have called for a strategy to make forest preservation politically ...Newborn neurons like to hang with the 'in' crowd
... nerve branch arrives at the pre-synaptic area, it releases a chemical signal. The signaling molecules travel across the synapse and induce a signal on the neighboring, receiving nerve fiber or dendrite. A typical neuron sports about 7,000 synapses through which it stays in touch with roughly 1,000 other cell...Anthrax paralyzes immune cells with lethal toxin, UF research shows
...ood and secreting toxins." Once inhaled, anthrax releases a lethal toxin that immobilizes the white blood cells that normally seek and destroy invading bacteria. Just traces of the toxin can slow movement of these cells, called neutrophils, by 50 percent, UF researchers discovered. "Neutrophils have to ge...Scientists unravel clue in cortisol production
...erson's under stress or injured, the adrenal gland releases cortisol to help restore the body's functions to normal. But the hormone's effects are many and varied, lowering the activity of the immune system, helping create memories with short-term exposure, while impairing learning if there's too much for too...News tips from the Journal of Biological Chemistry
...and create an opening between them, the sperm cell releases proteins through the opening that activate the egg. This allows the sperm cell to further enter the egg and mix its material with that of the egg, thus creating one cell the zygote. The egg activation steps are well known, but it is not yet clear wh...Why some aphids can't stand the heat
...hem to additional heat. "When one is bitten, it releases an alarm pheromone and the others all jump off the plant," Moran said. The ground can be more than 20 degrees Fahrenheit warmer than the cool, shady plant. To test the effect of heat on aphids themselves, the scientists subjected juveniles to 95 F ......t the Chicago meeting, including full-length press releases on these and other topics, and access to abstracts of more than 9,000 scientific papers and non-technical summaries, visit http://www.acspresscenter.org . News release images are available at http://acswebcontent.acs.org/communications/chicago07/im...