Sienna, Lily battle for 'Green' award

Sienna Miller and Lily Allen are competing to be named the greenest star on the planet, Metro reports.

The Brit stars have made it into the top 10 green shortlist at Playhouse Disney's Playing For The Planet Awards.

Other celebrities to make the list include Lily Cole, Stella McCartney, Madonna and Johnny Depp. Chris Martin and Gwyneth Paltrow secured a joint nomination.

Leonardo DiCaprio, who fronted eco-documentary The 11th Hour, and Doctor Who star David Tennant were also recognised.

Harry Potter actress Emma Watson rounded out the top ten thanks to her support of the Wild Trout Trust.