• The outgoing Bush administration won't implement fuel efficiency rules.
• Dynegy cancels six planned coal power plants; stock rises after announcement.
• Bush to designate 200,000 square miles of the Pacific Ocean as a protected area (NRDC's Sarah Chasis explains what's good and bad about this announcement).
• Time magazine features energy efficiency as its cover story.
• The Charlotte Observer lists the five states most vulnerable to coal ash spills.
• Freakonomics talks to three economists about the impact the recession may have on clean technology.
• Vestas, the world's largest wind-turbine manufacturer, will open a new research center in Houston.
• TVA CEO Tom Kilgore testified before Senate yesterday. The coal ash spill in Tennessee was only one of 1,300 similar dumps across the United States. Rob Perks and Frances Beinecke wrote about the spill on Switchboard this week; and a number of citizen journalists are covering it on Greenlight.
• Obama pushes clean energy and energy efficiency in yesterday's speech (here's NRDC's response).
• NRDC's Michael Oko posted a timeline of the Bush administration's terrible environmental legacy.

Think I missed anything really great? Feel free to share it in the Comments section. Happy New Year!