Daily Climate: Two hazardous chemicals never before known as oil and gas industry pollutants -- ammonium and iodide -- are being released into Pennsylvania and West Virginia waterways from the booming energy operations of the Marcellus shale, a new study shows.
Treatment plants were never designed to handle these contaminants.
The toxic substances, which can have a devastating impact on fish, ecosystems, and potentially, human health, are extracted from geological formations along with natural gas and oil...