Ryan Cooper of the Washington Monthly and Evan McMorris-Santoro of Buzzfeed discuss the growing grassroots effort to compel President Obama to take the moral high ground on whether or not to under ground the Keystone XL pipeline.
Betsy talks with Al Gore about An Inconvenient Truth
Bernie Sanders on legislative leadership for Climate Change
Top Climate Leader Bill McKibben on grassroots change
Scientist Katharine Hayhoe on her book Climate for Change
John Kerry and Theresa Heinz: This Moment on Earth
Dr. Jeffrey Sachs speaks about the economic cost of climate change