Episode 5: Orange Fog and Creeping Saltwater

The National Lead company spent years in the 1970s recycling car batteries at a factory in rural South Jersey, haphazardly draining battery acid onto the ground. The pollution left dangerous heavy metals in the site's soil and groundwater --- a mess that is now on the verge of being cleaned up. But in an area along Delaware Bay, sea level rise is slowly pushing a new potential problem into the ground.