President Barack Obama is planning a major push using executive powers to tackle the pollution blamed for global warming in an effort to make good on promises he made at the start of his second term. "We know we have to do more — and we will do more," Obama said Wednesday in Berlin.Full story
The Ash Grove Cement Co. has agreed to pay a $2.5 million penalty to the EPA and invest roughly $30 million in better pollution-control equipment at nine plants. Full story
Singaporeans rolled back military training, kept cough-stricken children indoors and considered wearing protective masks to work after a smoky haze triggered by forest fires in neighboring Indonesia caused air pollution to briefly hit its worst level in nearly 16 years. Full story
There's a factual dispute about whether the NSA had direct access to internet servers. Chris Hayes talks to Bruce Schneier, security expert, and Colleen Taylor, reporter for TechCrunch and TechCrunch TV.
According to the American Lung Association’s ‘State of the Air’ report, 42 percent of Americans live in counties with unhealthy levels of air pollution, but there has been progress in reducing overall particle pollution. NBC’s Brian Williams reports.
The pollution levels in and around Salt Lake City have been bad enough to worry parents, with a new study saying that bad air over northern Utah makes it a risky place to have a baby. NBC’s Mike Taibbi reports.
The pollution levels in China’s capital have gotten so bad that sometimes airline pilots lose visibility, and there has been a surge in respiratory illnesses. NBC’s Brian Williams reports.
According to the newspaper China Daily, pollution levels have gotten so bad they’re creating respiratory problems, prompting residents to seek air purifiers and face masks. NBC’s Brian Williams reports.
REFILE - UPDATING CAPTIONConstruction labourers working at The Shoppes at Marina Bay Sands are pictured against the hazy skyline of Singapore June 19, 2013. Singapore's air pollution level rose to "very unhealthy" levels late on Wednesday, with the main pollution index hitting the highest on recor
A bumboat passes the hazy skyline of Singapore June 19, 2013. Singapore's worst air pollution in 16 years sparked diplomatic tension on Tuesday, as the city-state urged Indonesia to provide data on company names and concession maps to enable it to act against plantation firms that allow slash-and-bu
Boys skateboard past the hazy skyline of Singapore June 19, 2013. Singapore's worst air pollution in 16 years sparked diplomatic tension on Tuesday, as the city-state urged Indonesia to provide data on company names and concession maps to enable it to act against plantation firms that allow slash-an
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