ABCNews -- Al Gore, author of "An Inconvenient Truth," now writes that we have all we need to fix the climate crisis. In his new book, "Our Choice: A Plan to Solve the Climate Crisis," Gore lays out the available solutions and calls on people all over the planet to act individually and collectively for future generations. Read the excerpt below, and then head to the "GMA" Library to find more good reads. CLICK HERE to hear an audio excerpt of Al Gore's new book. Excerpt from 'Our Choice' Not too many years from now, a new generation will look back at us in this hour of choosing and ask one of two questions. Either they will ask, "What were you thinking? Didn't you see the entire North Polar ice cap melting before your eyes? Did you not care?" Or...