The Center for Biological Diversity filed a formal notice today of its intent to sue Talen Energy Corporation and Brunner Island, LLC, for failing to mitigate toxic pollution risks from a coal ash ...

Arsenic-contaminated groundwater endangers the health of millions of people in southern Asia. In this focus issue we gather together articles on the origin and fate of arsenic in groundwater ...

Up to 60 million people in Pakistan are at risk from the deadly chemical arsenic, according to a new analysis of water supplies. The study looked at data from nearly 1,200 groundwater quality ...

Slightly elevated levels of the toxic heavy metal arsenic have been detected in treated water sourced from the Waikato River. Science and environmental reporter Jamie Morton explains what it is ...