The British Columbia government has changed its tune on a long-requested investigation into contamination from its mines flowing into U.S. waters, opening the door to progress on an issue that has ...

After more than a decade of pressure from tribal nations in the United States and Canada, and more recent pressure from U.S. Sen. Jon Tester and the federal government, Canada has agreed to join the U ...

Selenium is a critical element, particularly for the thyroid and immune system, but too little or too much can be harmful to both humans and wildlife. A team of researchers at Washington University in ...

Selenium is a critical element, particularly for the thyroid and immune system, but too little or too much can be harmful to both humans and wildlife. A team of researchers at Washington University in ...

Teck Resources Limited, the Canadian mining company whose runoff water pollutes American waters in Montana and Idaho, is spinning off its sprawling complex of open-pit coal mines as a separate company ...

Selenium contamination of freshwater ecosystems is an ongoing environmental health problem around the world. A naturally occurring trace element, selenium levels are high in some geologic formations ...

Additional coverage, including a photo of a deformed, two-headed trout found near the J.R. Simplot mine, can be found at the Jackson Hole News & Guide. Reports commissioned by the J.R. Simplot Co.

Even though there's great uncertainty about the role of nature versus irrigation in selenium contamination west of Casper, the Natrona County Conservation District is moving at full speed to minimize ...