Even toxics can act as a generic selection factor in the environment

One of the themes of this blog has been that virtually anything present in the environment can act as a selection factor influencing the course of evolution. A recent study on fish and PCB's and dioxins illustrates this point. Unfortunately for humans, the end result is not necessarily positive or...

Colorado District Attorney lacks standing to bring citizen suit under Clean Water Act

A local Colorado district attorney, among others, filed suit against a city for allegedly discharging pollutants into a creek in violation of the CWA. The District Court granted the city's motion for summary judgment on the ground that the district attorney lacked standing. In Thiebaut et al v...

EPA Releases DMR Pollutant Loading Tool

By E. Lynn Grayson, Partner, Jenner & Block EPA recently released the Discharge Monitoring Report (DMR) Pollutant Loading Tool designed to help individuals determine who is discharging, what pollutants they are discharging and how much, and where they are discharging. The tool calculates pollutant...