New price tag for ethanol: More pollution (St. Louis Post-Dispatch) WASHINGTON — The nation's goal of curbing oil imports by producing ethanol soon could have an additional price tag: more air pollution from the plants that make it. [News Source]

Inland leaders object to cost of utility pollution rules (The Press-Enterprise) Riverside business and utility leaders Friday stepped up their opposition to proposed air pollution rules that could add an estimated $10 million to the cost of building a power plant the city says is needed to prevent power shortages. [News Source]

Climate report cites risks for Colorado (Rocky Mountain News) The Front Range could see more air pollution, more cases of West Nile virus and an increased risk of wildfires and reservoir-clogging sediment as global temperatures rise. [News Source]

Global warming: hotter summers, more flooding (St. Louis Post-Dispatch) The St. Louis region should brace for more frequent and intense heat waves, an increased risk of flooding from big rivers and a surge in air pollution by 2050, some of the authors of a report by the U.N. Intergovernmental Panel on Climate Change said at a news conference Friday. [News Source]

Warming could smog up BR (The Advocate) Scientists said Friday that human emissions are heating up the planet’s atmosphere, and areas along the Gulf Coast such as Baton Rouge that have historically had air pollution problems could be in for even worse smog. [News Source]

Check before you burn (The Spokesman-Review) This year, people in small cities and towns will be prohibited from burning their yard waste for the first time since Washington passed tougher air pollution laws in 1991. [News Source]