Hayden Panettiere, Mischa Barton, Ellen Page—everyone’s going green these days, but saving the environment is a large task for anyone to take on, especially a teenager.  Yet the everyday green girls profiled here have a passion—to do just that.

GIRLS GONE GREEN features the following celebrity green girls:

• Ellen Page of Juno gives pointers on hosting a planting party.

• Shailene Woodley of The Secret Life of the American Teenager, gives tips to green your prom.

• Mischa Barton of The OC urges teens to bring reusable bags to the grocery store.

• Jessica Lowndes of 90210 talks about the impact of plastic water bottles in landfills.

• Alicia Silverstone, actress, author and food activist, suggests going vegetarian to save the planet.

• Michelle Branch, singer & songwriter, discusses the importance of eating locally.