Gene found that controls stomatal cell growth in plants
...aves and control the entry of gases into the leaf for photosynthesis. Normally, stem cells - cells that are self-renewing and that form specific types of cells - in the Arabidopsis epidermis will divide asymmetrically into...Hot polymer catches carbon dioxide better
...hnologies for separating carbon dioxide from other gases require that the gas stream be cooled to below 150 degrees Celsius, which reduces energy efficiency and increases the cost of separation and capture," said Young. "By making a membrane which functions at elevated temperatures, we increase the practic...Changes in rainfall patterns spur plant growth, carbon absorption across U.S.
... have a lesser effect on plant growth. Greenhouse gases warm the air, and warmer air can hold more water, which impacts the hydrologic cycle. Changes in the hydrologic cycle may mean more rainfall in some regions and less in other places, affecting plant growth and carbon absorption, which in turn affects...Extreme climate variance sped extinction of local butterfly populations, researchers say
... of paradise, and climate-destabilizing greenhouse gases from automobiles, power plants and other human sources. "The advantage to having done this work is that we now thoroughly understand the mechanisms causing extinction, which can allow us to start thinking about and implementing interventions to save ...Ocean ecosystems only altered following two great mass extinctions
...te impact. (Inclusions in Permian rocks containing gases known only to exist in outer space were discovered only last year.) The Cretaceous extinction, also triggered by a large impact, was not as thorough, but is the one we are all familiar with because it killed the dinosaurs. Although it also devastated...New grant supports research to reduce greenhouse gases
...equestration will reduce the buildup of greenhouse gases in the atmosphere while improving America's farmla...o that we may lower the accumulation of greenhouse gases in the atmosphere, while providing income and incentives to farmers and improving the soil. "The re...May media highlights: GEOLOGY and GSA TODAY
...ric CO2. However, the effects of potentially toxic gases on photosynthesis had never been evaluated. In this article the authors results suggest that trees affected by SO2, or other contaminants such as ozone, significantly lower their CO2 consumption. Given that large portions of forests are stressed by i...UCR scientists developing process to convert wet bio-waste into energy
...ess, originally developed to produce clean-burning gases from coal, CE-CERT expects to be able to convert w...cess uses high temperature and pressure to produce gases that can be used for fuel synthesis or electrical power generation. "The system requires no additio...Researchers project future shrinking biodiversity of Mexican species
...limate -- due to warming from so-called greenhouse gases and other factors -- on natural ecosystems may be felt by species most at risk for reduced range or even extinction. A team of researchers supported by the National Science Foundation (NSF) and affiliated with the University of Kansas Natural Histo...... considered two scenarios of increasing greenhouse gases over the next 50 years, which predict major modifications of Mexico's climate, with higher average temperatures and lower rainfall. The third component of this research involved analyzing the data using the GARP software at SDSC, which is accessed t...Salem, Virginia chemist wins national award for environmental work
...her achievements included catalysts to purify flue gases from chemical plants and to destroy ozone in air entering airplane cabins. He mused: If I were independently wealthy, I would have paid my company to be able to do the work I did for them. I enjoy it that much. Its always been a challenge to me. Lest...Orgin of mysterious subterranean gases identified, says University of Toronto researcher
Evidence of gases similar to those that may have played a part in th...4 issue of Nature, has found evidence of abiogenic gases in underground mines. Life on Earth probably began from simple organic compounds, including hydrocar...UF research: methyl bromide more effective, economical for killing anthrax
...ooming 2005 phaseout of the gas. It is one of many gases that deplete the Earth's protective ozone layer, and many uses will be eliminated after 2005. "When national security is a stake, we need to have the option of using this highly effective and economical fumigant to kill bacterial spores in buildings,...Alien life forms more likely to be found outside solar system, says Colorado prof.
... or universe may be "co-occurring, non-equilibrium gases like oxygen and methane, an indication the gases are being replenished," said Pace. This most readily could be explained by the influence of life. ...NSF grant to grow methane-producing microbes in lab
...in the controlled production of methane. Among the gases accumulating in the atmosphere, and purportedly contributing to the greenhouse effect and global warming, methane is 21 times as potent as carbon dioxide, according to the U.S. Environmental Protection Agency. Increasing amounts of methane come from...Scientist: motion sickness drug scopolamine should be tested as new nerve agent treatment
...n physostigmine not because of concern about nerve gases but because of an interest in depression, which tiny amounts of the compound produce, he said. Scopolamine appears to reverse physostigmine toxicity quickly in poisoned animals by acting much more on the brain and central nervous system than atropine...Science's Top Ten: nanoscale computing circuits named top scientific advance of 2001
...ocol, designed to reduce human-produced greenhouse gases worldwide. Missing Sink Found: The United States is the world's top greenhouse gas producer, but it's also a "sink," mopping up lots of carbon dioxide from the atmosphere. The size of the U.S. carbon sink has been a matter of dispute, but this year...Climate change could boost cotton yields
...e that the atmosphericconcentrations of greenhouse gases are likely to double compared topre-industrial levels by the year 2060. Along with climate change, atmospheric CO2 enhances plant growth bystimulating photosynthesis. In one scenario, adaptations to farmingpractices resulting from a lengthened growin...December Media Mighlights: GEOLOGY and GSA TODAY
... unusually clear insights into the manner in which gases and fluids flow from sediments on the seafloor into the ocean. Bunger Hills, East Antarctica: Ice free at the Last Glacial Maximum. Damian B. Gore et al. Department of Physical Geography, Macquarie University, Sydney, New South Wales, 2109, Aust......unts of both natural and human-produced greenhouse gases such as carbon dioxide in the atmosphere. Many scientists believe high levels of carbon dioxide, which is released when fossil fuels and wood products burn, could permanently alter the environment. To investigate forest management as a method for co...