After a successful 24 Hour Webcastathon on Earth Day 2008, the Earthbridges community will be back for a second 24 hour live webcastahon on Wednesday, April 22nd, 2009. We're looking for interested experts in the field, K20 students/teachers, or anyone with an interest in the environment to help out with this 24 hour live broadcast on the Internet.
Last year this promo was produced that explains what Earthcast is: