Batteries, and the power they have over us

The green energy future depends on batteries. But batteries are not exactly a low-footprint technology; a massive mining and industrial operation will be required to make all of the batteries we need. And: is it worth recycling AA batteries?Guest: Jay Turner, Professor of Environmental Studies at Wellesley College, President of the American Society for Environmental History, and the author of Charged: A History of Batteries and Lessons for a Clean Energy FutureProducer: Alex Tighe