Fish exposed to the endocrine-disrupting chemicals bisphenol A (BPA) or 17a-ethinylestradiol (EE2) in a laboratory have been found to pass adverse reproductive effects onto their offspring up to three generations later, according to a new study by the U.S. Geological … Continued
photo credit: United States Coast Guard An unknown quantity of Bakken crude oil recently spilled into the Kanawha River near following a train derailment and fire. On Febrary 15th, a 109-car CSX train traveling from North Dakota to Yorktown, Va., … Continued
On January, 17th, 2015, an oil spill occurred on the Yellowstone River near Glendive, Montana. The spill originated from Bridger Pipeline’s Poplar Pipeline system located about 9 river miles upstream of the City of Glendive. At approximately 10:30 am on … Continued
Average chloride concentrations often exceed toxic levels in many northern United States streams due to the use of salt to deice winter pavement, and the frequency of these occurrences nearly doubled in two decades, according to a recent U.S. Geological … Continued
Several large rivers in the U.S. are less acidic now, due to decreasing acidic inputs, such as industrial waste, acid mine drainage, and atmospheric deposition, according to new research from the U.S. Geological Survey (USGS). The study showed that alkalinity, … Continued