The hazardous waste that burning coal leaves behind
Clip: 08/15/2019 | 10m 8s
Coal ash is a particularly dangerous byproduct of our dependence on fossil fuels. In communities that have dealt with coal ash spills, the incidents sparked concerns about toxins potentially seeping into water. Utilities have been pushed to adopt tougher safety standards -- but activists say the companies are resisting rules necessary for public health. Science correspondent Miles O’Brien reports.
Aired: 08/15/19Video has closed captioning.
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