The Environmental Protection Agency's announcement sets the stage for federal regulation of industrial CO2 sources like coal-fired power plants, refineries and factories.
Coal plays a role in four of the top five causes of death in the U.S. - heart disease, cancer, stroke, and chronic lower respiratory diseases - says a report by Physicians for Social Responsibility.
Video: Residents of Santa Barbara march against global climate change as part of 350.org actions.
Over 200 people braved rain and wind on the historic New Haven Green October 24 for International Day of Climate Action.
The Environmental Protection Agency is set to declare carbon dioxide a dangerous pollutant, EPA head Lisa Jackson announced on Monday. That action would trigger federal regulation of industrial CO2 sources like coal-fired power plants, cars, refineries and factories.
With the U.S. commander in Afghanistan expected to ask President Obama to send more troops, peace groups are planning actions across the U.S. on Oct. 7, the eighth anniversary of the 2001 invasion of Afghanistan.