Watch celebrated actor and anti–Keystone Pipeline activist David Strathairn explain why he’s coming to Washington, DC, on November 6 to join a symbolically powerful encircling of the White House, and why he thinks we should all join him.

Get more information and sign up for the November 6 action; dig into research about the Tar Sands; join the Tar Sands Action Facebook page for updates; organize an event in your community; and donate directly to the cause of stopping this devastating ecological peril.

Heed the call. Stop the pipeline!