https://ift.tt/2wwdHAe What Is Coal Ash and Why Is It Dangerous? Water Pollution, Hazardous and Toxic Substances Coal ash refers to what’s left after coal is burned. Those remnants pose environmental and health risks, especially when storage ponds are breached. CHRISTOPHER MELE https://ift.tt/2O0C2FU September 21, 2018 at 05:30AM

By CHRISTOPHER MELE from NYT U.S. https://ift.tt/2I3SHD6