"F. Sherwood Rowland, the Nobel prize-winning chemist who sounded the alarm on the thinning of the Earth's ozone layer, has died at 84."

"A solar storm shook the Earth’s magnetic field early Friday, but scientists said they had no reports of any problems with electrical systems. After reports Thursday of the storm fizzling out, a surge of activity prompted space weather forecasters to issue alerts about changes in the magnetic field."

"An environmental scientist at Johns Hopkins University in Baltimore, Maryland, has resigned from the expert advisory committee intended to guide the US National Children’s Study (NCS), charging that the goals of the massive study, which aims to track factors affecting the health of 100,000 children from before birth to age 21, have been 'significantly abrogated' by its managers at the National Institutes of Health (NIH)."

"HAGERSTOWN, Md. -- A 2009 federal study that concluded groundwater contamination from Fort Detrick was unlikely to have harmful health effects was flawed, a national scientific panel said Monday, prompting two U.S. senators to demand a faster cleanup of the Superfund site in Frederick [MD]."

"RICHMOND -- After two years and more than half a million dollars in legal fees, the Virginia Supreme Court on Friday rejected Attorney General Ken Cuccinelli II's assertion that the state's flagship university had to turn over documents related to global warming. The decision was a defeat for Cuccinelli (R), a global-warming skeptic who has garnered national attention for a string of high-profile lawsuits, just as he kicks off his campaign for governor next year. ..."

Tornado warnings mean life or death -- as recent storms in the Midwest showed. Minutes count, and better staffing and technology can help the National Weather Service save lives with earlier tornado warnings. But the political drive to cut federal agency budgets are hurting the NWS's ability to improve forcasts, a federal employee union says.

Budget pressures -- at least politically perceived ones -- are threatening basic science about the nation's water resources. In recent years the US Geologican Survey has cut back its programs for measuring streamflow and water quality -- which help protect people from flood disasters and drinking unhealthful water.

"MONTREAL -- The Canadian asbestos sector wants Ottawa's help to challenge a death-toll estimate from the World Health Organization that says asbestos-related diseases kill more than 100,000 people every year."