"On the flight back to Atlanta, Dr. Pierre Rollin snoozed in Seat 26C in his usual imperturbable way, arms folded, head bobbing, oblivious to loudspeaker announcements and the periodic passing of the galley cart."

"GUECKEDOU, Guinea –  West Africa's fight to contain Ebola has hampered the campaign against malaria, a preventable and treatable disease that is claiming many thousands more lives than the dreaded virus."

"The Environmental Protection Agency (EPA) cannot regulate lead ammunition used by hunters, a federal appeals court said Tuesday."

"After analyzing 24 scientific studies, the Natural Resources Defense Council finds plenty to worry about, from birth defects to deadly effects."

"The fire burned for nine months, billowing toxic black smoke thousands of feet above its Appalachian valley source and across five states. It would take 20 years and $12 million to clean up the remains of the tire heap."

"Air pollution should be one of the avoidable heart risk factors - just like smoking and excess fat - that doctors warn patients to steer clear of, according to a new statement from 20 heart experts."

"Women who are exposed to high levels of air pollution during their third trimester of pregnancy may be twice as likely to have an autistic child, a study found."

"AUSTIN — In 2007, Texas regulators quietly relaxed the state’s long-term air pollution guideline for benzene, one of the world’s most toxic and thoroughly studied chemicals. The number they came up with, still in effect, was 40 percent weaker, or less health-protective, than the old one."

"Gov. Andrew M. Cuomo’s administration announced on Wednesday that it would ban hydraulic fracturing in New York State because of concerns over health risks, ending years of debate over a method of extracting natural gas."

"Its magnitude was ambitious and unprecedented: The National Children’s Study promised to follow 100,000 American children from before birth to the age of 21. Researchers sought a better understanding of autism, obesity and cancer by tracking links between children’s environments and their health outcomes. Since 2007, Congress has appropriated about $1.3 billion to fund planning and research; millions went to four research centers in the St. Louis region alone."