Going Green! Eco-Conscious Celebs Who Make a Difference

From Matt Damon to Natalie Portman, these stars not only live responsibly, but they also encourage others to make positive changes

Source: http://www.ivillage.com/eco-conscious-charitable-celebrities/1-b-436292?dst=iv%3AiVillage%3Aeco-conscious-charitable-celebrities-436292

Piper Perabo Poppy Montgomery Portia de Rossi Rachael Leigh Cook Rachel Bilson