MoveOn.org has started a petition asking members to back Al GoreAl GoreCNN to host town hall featuring Nancy Pelosi Tucker Carlson: Calling others 'racist' used to be a 'big deal' West Coast states eye early presidential primaries   MORE's plan for an end to U.S. electricity plants that produce carbon emissions.

"America must commit to producing 100 percent of our electricity from cheap, clean renewable energy sources, like solar and wind, within 10 years," reads the petition, which was e-mailed to MoveOn members Tuesday.

The e-mail featured a message from Gore, who laid out his energy plan last week. He wrote that 150,000 people have already signed the petition.

"As I said on Thursday, this is a generational moment," Gore wrote. "A moment when we decide our own path and our collective fate. I'm asking you