Banning Chemicals To Protect Ozone May Aggravate Global Warming
CHAMPAIGN, Ill. -- Some of the chemicals being phased out to protectthe ozone layer offer offsetting benefits, such as reducing global warming,a University of Illinois researcher says. "By independently addressing the issues of ozone depletion and globalwarming, we are jeopardizing desirable options fo...Acid rain revisited: ESA releases report on the ecological response to acid deposition
...uce the adverse effects of acid deposition through phased reductions of annual emissions of its precursors, sulfur dioxide (SO2) and nitrogen oxides (NOx). The scientists also wanted to ascertain whether ecosystems were experiencing any kind of recovery from previous acid deposition. The most important con...Chemical society convenes regional meeting in Santa Barbara, October 28-31
...d States Environmental Protection Agency gradually phased out lead and other alkylleads. However, lead still exists in unleaded gasoline and the researcher will present findings of such on Monday, October 29 at 11:10 a.m. (Richard W. Hurst, Hurst & Associates, Thousand Oaks, Calif., 805-492-7764). Envir...Calient Networks chosen as core platform for Optiputer
...Gbps to 40+ Gbps), making it ideal for OptIPuter's phased network capacity upgrades. The system is equipped with Calient's industry leading GMPLS networking software and is thus able to dynamically and rapidly provision, switch and protect trunk interconnections. It has successfully completed interoperabili...Scientists urge managers to limit use of destructive fishing gears
... using trawlers. Trawling has to be curtailed and phased out as a way of interacting with the environment it is just too destructive," says Daniel Pauly, University of British Columbia, a world-renowned fisheries biologist. "As a society, we make these types of judgments all the time we don't have to do...DuPont awarded highest US honor for technological innovation
...governed under the Montreal Protocol and are being phased out globally. DuPont commercialized the first of its non-ozone-depleting hydroclorofluorocarbons (HFCs), Suva refrigerants, in January 1991. Since then, the company has launched 19 alternatives and has more than 375 patents. These alternatives are...A link between thimerosal and the brain: Can vaccines affect central nervous system function?
... of this disorder." Thimerosal, which was largely phased out in the U.S. and in Europe starting in 2000,was often used for its preservative abilities in multi-dose units of vaccines for diseases like hepatitis, whooping cough, tetanus and diptheria. Today, most vaccines carry only trace amounts of it, acco...Sediments in many Central Valley streams contain toxic levels of pyrethroid pesticides
...r organochlorines (two pesticide ingredients being phased out because of environmental concerns), or they'd put it down to 'unknown causes,'" Lydy said. "Where our study is unique is that we looked at the toxicity and tried to figure out what was actually causing it. We detected organochlorines, such as DDT...Columbia, Stony Brook, Guidant to develop biological pacemaker based on gene & cell therapies
...red cells can help pace the heart. This five-year, phased investment will build on recent basic research conducted at the universities. The goal of the program is to develop better treatment options for people with heart disease. Terms of the investment are not being disclosed. Research at the universiti...... the ozone-depleting methyl bromide which is being phased out under the Montreal Protocol. EDN is a fumigant discovered by CSIRO in 1994. Field tests have shown it to be more effective than methyl bromide in treating soil, timber and imported feed for livestock. "This agreement is a major achievement for A...