An EPA report has labeled greenhouse gases as pollutants that threaten public health, paving the way for possible new emissions regulations. Analysts examine what the move means. Continue reading
Carbon dioxide and five other heat-trapping greenhouse gas emissions are a danger to public health and welfare, and possibly even national security, according to an Environmental Protection Agency scientific review released Friday. Continue reading
In December, tons of spilled coal ash devastated the town of Kingston, Tenn. Tom Bearden reports on the disaster’s effects on residents, cleanup efforts and the debate over safety standards for other coal ash storage sites around the country. Continue reading
The Environmental Protection Agency on Friday delayed making a decision about whether human health and welfare are being harmed by greenhouse gas pollution. In a federal notice, the agency instead called for more public comment, essentially bumping the decision to the next administration.
Just one week after the Bush administration announced its first new ozone standards in more than a decade, chemists have discovered that a chemical reaction in the atmosphere once thought to be insignificant may be a major contributor to smog. Continue reading
The Environmental Protection Agency denied new emissions proposals from California and 16 other states Wednesday that would set guidelines for automakers. Sen. Barbara Boxer, D-Calif., and a former EPA official debate who should regulate emissions. Continue reading