Hazardous and toxic chemicals have been featured in news reports lately. In one case, a veteran chemistry teacher experienced an explosion during a demonstration in the laboratory. Another case, which was the result of a prank, sent several students to the hospital from exposure to an unknown chemical.
WASHINGTON-- Based on extensive recent scientific evidence about the harmful effects of ground-level ozone, or smog, EPA is proposing to strengthen air quality standards to within a range of 65 to 70 parts per billion (ppb) to better protect Americans’ health and the environment, while taking comment on a level as low as 60 ppb. The Clean Air Act requires EPA to review the standards every five years by following a set of open, transparent steps and considering the advice of a panel of independent experts. EPA last updated these standards in 2008, setting them at 75 ppb.
(Washington, DC - September 3, 2014) - Costco Wholesale Corporation, the nation’s second largest retailer, has agreed to cut its emissions of ozone-depleting and greenhouse gas chemicals from refrigeration equipment at more than half of its stores nationwide. See full article
The Environmental Protection Agency's (EPA’s) most recent
Toxic Release Inventory (TRI) data is now available for the reporting
year of 2011. In New Hampshire, the overall
releases of pollutants to the environment have decreased since the
previous reporting year (2010).
Two University of New Hampshire juniors researching how algae could produce fuel have received fellowships of nearly $50,000 from the U.S. Environmental Protection Agency (EPA)’s National Center for Environmental Research (NCER). Gina Chaput of Merrimack, NH and Brian McConnell of Peabody, MA, are among just 40 recipients nationwide of the Greater Research Opportunities (GRO) fellowships. Ihab Farag, professor of chemical engineering at UNH, mentors both students in their research on biodiesel. Chaput, also is working with Estelle Hrabak,