EPA proposed to supplement emission guidelines for U.S. territories and areas of Indian country with existing fossil fuel-fired electric generating units and to develop multi-jurisdictional and international plans to reduce carbon dioxide emissions.

EPA proposed to supplement emission guidelines for U.S. territories and areas of Indian country with existing fossil fuel-fired electric generating units and to develop multi-jurisdictional and international plans to reduce carbon dioxide emissions.

EPA proposed to supplement emission guidelines for U.S. territories and areas of Indian country with existing fossil fuel-fired electric generating units and to develop multi-jurisdictional and international plans to reduce carbon dioxide emissions.

SIP Proposal: Wyoming (partial approval of revisions to sulfur dioxide limits and partial disapproval of revisions on air quality permits for major sources in nonattainment areas).

SIP Proposal: Wyoming (partial approval of revisions to sulfur dioxide limits and partial disapproval of revisions on air quality permits for major sources in nonattainment areas).

SIP Proposal: Wyoming (partial approval of revisions to sulfur dioxide limits and partial disapproval of revisions on air quality permits for major sources in nonattainment areas).

SIP Proposal: Missouri (revision to rule "Controlling Emissions During Episodes of High Air Pollution Potential").

SIP Proposal: Missouri (revision to rule "Controlling Emissions During Episodes of High Air Pollution Potential").

SIP Proposal: Missouri (revision to rule "Controlling Emissions During Episodes of High Air Pollution Potential").

SIP Proposal: Alaska (update to nonattainment new source review program).