Researchers are finding increasing evidence that environmental factors -- ranging from exposure to toxic chemicals to physical and mental exercise -- can have important effects on aging brains. While older people may have a surprising capacity for neurological regeneration, chemical exposures (even exposures earlier in life) have been linked to neurological disorders such as Alzheimer's and Parkinson's diseases.
"New York City children exposed in the womb to moderate levels of two plasticizers had a 72 to 78 percent higher chance of developing asthma, according to a new study published [Wednesday]."
"Editors and reporters meeting in Chicago raised concerns Wednesday about what they described as a lack of access and transparency undermining journalists' work, several blaming the current White House for setting standards for secrecy that are spreading nationwide."
"When I set out to cover the effort to save Olympic National Park’s Enchanted Valley Chalet last week, I thought the toughest part would be the 13-mile hike. Worse, I found after six hours on the trail, was a bizarre blockade on press freedom – the likes of which I’d never experienced outside a military base or murder scene. ..."
"A study published Wednesday reveals household laundry water is washing chemical flame retardant pollution into the Northwest’s biggest waterway."
"Environmentalists who have tried with little success to stop the Obama administration from leasing billions of tons of coal for mining are hailing a U.S. district court ruling in Colorado last week as a game changer. At issue in Judge R. Brooke Jackson's decision that scrapped federal approval of coal-lease expansion was the impact of coal mining and burning on global warming."
"The Agriculture Department has approved the commercial planting of corn and soybeans genetically engineered to survive being sprayed by the herbicide known as 2,4-D, according to documents it posted on a federal regulatory website on Wednesday."
"Government inspectors all over the country are supposed to ensure the meat we eat is safe. But according to a growing chorus of current and former inspectors - and a number of watchdog groups - the U-S meat inspection system isn’t doing its job."
"Hollywood actor and environmental activist Leonardo DiCaprio has been named a United Nations Messenger of Peace, a post he will use to raise awareness about climate change, U.N. Secretary-General Ban Ki-moon said on Tuesday."
"The Senate confirmed two of President Obama’s nominees to the Nuclear Regulatory Commission on Tuesday."
