An abandoned cinnabar ore mine for mercury in Texas. U.S. Interior Secretary Doug Burgum has issued an order to unlock federal dollars to recover above-ground critical minerals from functioning and ...

Across Appalachia, rust-colored water seeps from abandoned coal mines, staining rocks orange and coating stream beds with metals. These acidic discharges, known as acid mine drainage, are among the ...

Major changes to air emissions standards helped drastically reduce pollution since the ‘90s, but outdated pre-regulation data ...