"Children in northwestern Nigeria are no longer dying by the hundreds."

"The Chinese government released a report on Thursday that said nearly one-fifth of its arable land was polluted, a finding certain to raise questions about the toxic results of China’s rapid industrialization, its lack of regulations over commercial interests and the consequences for the national food chain."

"Unpublished research by university scientists is exempt from the Virginia Freedom of Information Act, the Virginia Supreme Court ruled Thursday, rejecting an attempt by skeptics of global warming to view the work of a prominent climate researcher during his years at the University of Virginia."

"In an apparent effort to kickstart agency action on updating permissible exposure limits for hundreds of chemicals, the Occupational Safety and Health Administration asked the White House April 15 to approve a request to gather information on ways to address chemical exposure."

"The government withheld findings on estimated radiation exposure for Fukushima returnees for six months, even though levels exceeded the long-term target of 1 millisievert a year at more than half of surveyed locations."

"The state Department of Public Health is adopting the nation's first-ever drinking water standard for hexavalent chromium, a carcinogen found in water supplies across the state."

"Cutting nitrogen dioxide levels for people of color could prevent thousands of deaths, Minnesota researchers said."

"Columbia University is seeking federal money to test a majority of Kennebec County’s 17,000 wells."