Experts issue warning as toxic contamination threatens US coastline: 'Once it happens, it's a big problem'

Experts issue warning as toxic contamination threatens US coastline: 'Once it happens, it's a big problem'

Rising sea levels are threatening to unleash toxic pollutants hidden at contaminated industrial sites along Delaware's waterways, creating potential health hazards to communities that depend on these waters for drinking supplies.  What's happening? According to Spotlight Delaware, saltwater moving farther north and inland along the Delaware coast could trigger chemical reactions that mobilize arsenic and other toxins buried at polluted sites.  A…