• Seattle residents will vote on a plastic bag tax next week.
• Mother Jones charts the miles traveled per bottle of nine popular water brands.
• GM says the new Chevy Volt will get 230 mpg in city driving (more than four times the mileage of the Toyota Prius). Skeptics question the claim (EcoGeek, Green Car Reports).
• French winemakers urge their government to push for strong agreement on cutting greenhouse gas emissions at Copenhagen summit.
• New study compares light rail and regional train systems in Boston and California to travel by aircraft, buses and cars.
• Ban Ki-Moon says a failure to act on global warming would bring mass social unrest.
• Bill Clinton calls out Cash for Clunkers program for setting mpg limits for "efficient" cars too low and suggests government create a similar program that offers rebates for electric vehicles.
• The Green Electronics Council's green ratings registry for computer desktops, laptops and monitors has been localized with information for 40 countries.

 Think I missed anything really great? Feel free to share it in the comments section. Want news updates every day? Check out my colleague Ben Jervey's blog on Greenlight.