Science Feb 16 What we know about the chemicals aboard the train that derailed in Ohio By Bella Isaacs-Thomas
Nation Aug 05 Watch 4:01 Hundreds of toxic sites await cleanup under Superfund program In 1980, the Congress approved the Superfund program, generating money to clean up the country’s most hazardous toxic sites by imposing a tax on industries that polluted the most. Since 2000, the program’s purchasing power has declined by 40 percent… By PBS News Hour