In recent years celebrities have helped to bring more awareness to the green movement, by going green themselves. MNN covers celebrity green news with articles, photo galleries and a video series called "Ecollywood" that features celebrities offering their green tips.

Bindi Irwin honors her dad's work on Steve Irwin Day

Leonardo DiCaprio backs vegan meat company

Ryan Gosling pays the sweetest tribute to his dearly departed dog

Oprah launches line of healthy comfort foods

5 classic cookbooks Judith Jones made better

Critics weigh in on Al Gore's 'An Inconvenient Sequel'

Luke of 'Gilmore Girls' launches coffee brand

5 celebs you didn't know were amazing cooks

After stint on the farm, Daniel Day-Lewis retires from acting

Tom Hardy pens heartbreaking tribute to his beloved dog Woody

David Attenborough 'coming to terms' with memory loss (but no, he's not retiring)

Buzz Aldrin's love for oatmeal knows no bounds