Great Lakes “starting to exhale,” cleansing themselves of accumulated chemicals
Environment Canada, Toronto 28 September, 2001 With lower pollution levels in the air, Lakes start to “out-gas” PCBs, pesticides Significant quantities of chemicals, including PCBs and pesticides, are being released from the Great Lakes into the atmosphere, according to data compiled by a long-term Canada-U.S. research project. Researchers say pollution controls have caused atmospheric concentrations […]
