Beyonce is rock royalty, and when she speaks people listen which is why she has teamed up with UNICEF to bring clean water to one of the world's poorest nations
Will Smith is a highly influential individual and it's no surprise that he uses this influence to good use.
From sustainable jewellery to protecting the oceans, Penelope Cruz is certainly doing her bit to help keep the environment safe and clean.
George Clooney is known mainly for his roles in blockbuster film productions, but did you know he is also a major environmentalist and humanitarian?
Did you know Jessica Alba was the founder of her own eco-friendly firm, The Honest Company, founded in 2012 its mission is to provide consumers with safe, non toxic family and lifestyle goods like nappies etc.
When it comes to celebrity chefs, there are not many faces that are more recognisable than Jamie Oliver. He is a well-known advocate of healthy food, but did you know that he’s an environmentalist at heart too? Here’s what makes Jamie Oliver a green celebrity.
Most of us know her best as Hermione from Harry Potter, but did you know that Emma Watson is a dedicated environmentalist too?
Natalie Portman talks the talk and walks the walk as a green celebrity. She doesn’t just endorse a cause here and there because it sounds or looks good, she lives and breathes an eco-friendly lifestyle.