Water toxicity by hazardous substances such as heavy metals is a critical issue worldwide, necessitating that all harmful effluents be cured to reduce their harmful effects. Many industries, e.g., ...

Western South Dakota Limestone Mine Approved Without Public Input Because No Laws Required It Residents and government leaders in the small western South Dakota city of Piedmont are in shock that the ...

South Dakota Legislators Plan Bills to Help Piedmont Residents in Fight Over Limestone Mine Three lawmakers who represent Piedmont, South Dakota, hope to change weak state mining laws that allowed a ...