The EPA has set maximum safe levels of atrazine in drinking water at 3 parts per billion, but scientists with the U.S. Geological Survey have found up to 224 parts per billion in Midwestern streams and 2,300 parts per billion in Corn Belt irrigation reservoirs. (resilience.org)
A lab study released last year found that frogs exposed to the herbicide atrazine early in life were more likely to die when faced with the chytrid fungus. (scientificamerican.com)
Hayes accused the Texas team of raising unhealthy frogs in tanks with uncontrolled atrazine levels. (discovermagazine.com)