Author: NADIA KOUNANG, CNN

EPA revises Obama-era coal ash regulations

As one of his first major acts as acting director of the US Environmental Protection Agency, Andrew Wheeler signed and finalized new standards overseeing coal ash, the leftover waste created by power plants that burn coal. The new rules are a revision of 2015 regulations that were put into place by the Obama administration after two significant industrial coal ash spills.

Fentanyl-related deaths double in 6 months, CDC says

A new report by the U.S. Centers for Disease Control and Prevention found that the number of overdose deaths involving the potent narcotic fentanyl and variations of the drug nearly doubled between the last half of 2016 and the first half of 2017.

Kentucky county's water smells like diesel

For the past 20 years, Hope Workman has hustled up a dirt path on the side of a mountain in Lovely, Kentucky, just to get drinking water. She doesn't trust what comes out of her tap.

Compounds in herbal supplement kratom are opioids, FDA says

US Food and Drug Administration Commissioner Dr. Scott Gottlieb warned the public about the herbal supplement kratom in a statement on Tuesday, saying "There is no evidence to indicate that kratom is safe or effective for any medical use" and likening its chemical compounds to opioids.

Feds freeze mental health practices registry

Federal health officials recently froze a program aimed to educate the public and provide information about evidence-based mental health and substance abuse treatment programs.

Opioids now kill more people than breast cancer

More than 63,600 lives were lost to drug overdose in 2016, the most lethal year yet of the drug overdose epidemic, according to a new report from the National Center for Health Statistics, part of the US Centers for Disease Control and Prevention.

States investigate opioid manufacturers

A broad coalition of state attorneys general from across the country has partnered on a bipartisan committee to look into the marketing and sales practices of opioid manufacturers.