In the 1960’s, the American public looked around at the environment—polluted rivers, smoggy skies—and decided something needed to be done. By 1970, the blooming environmental movement had an official voice in the government: the Environmental Protection Agency. But what can the agency actually do, and how has its job changed with our changing environmental challenges? Guiding us through the brief, eventful history of EPA is Stan Meiburg, former Acting Deputy Administrator of EPA under Obama.