While this won't replace regular chimney maintenance or eliminate the need for proper venting systems, it's an important step toward making chimneys more sustainable.
The cleanup is funded through the $5.15 billion Tronox settlement reached in 2014, which allocated $1 billion specifically for remediating 50 uranium mines across the Navajo Nation.
Attending the RemTEC and Emerging Contaminant Summit for the first time, Stockholm University Professor Ian Cousins gave a keynote on per- and polyfluoroalkyl substance (PFAS) uses and alternatives.
A new report from the EPA's Office of the Inspector General has exposed a pattern of retaliation against EPA scientists who challenged the agency's rubber-stamping of potentially dangerous chemicals.