With energy, where do we go from here?

President Barack Obama has pledged to reduce our carbon emissions by 80 percent come 2050, and that means saying goodbye to carbon-spewing coal and oil plants. But we can’t wave a magic, rhetoric wand to change from black energy to green. So how do we move forward in establishing a new, clean power economy? To launch our Power Trip energy series, The Takeaway is joined by Garry Golden, a futurist and energy blogger who lays out the yellow brick road toward green energy.