Climate-health link//Smart grid

On this How On Earth show we explore how climate change is taking a toll on human health, and then how “smart grid” technology can help reduce the carbon footprint of electrical power generation.  Co-host Susan Moran interviews Paul Epstein, associate director of the Center for Health and the Global Environment at Harvard Medical School; and Dan Ferber, co-authors of the new book “Changing Planet, Changing Health: How the Climate Crisis Threatens Our Health and What We Can Do About It.”