Many aspects of daily life have been dramatically changed due to COVID-19, and public transportation is certainly no exception. Although services like the Ann Arbor Area Transportion Authority (AAATA) promote a cleaner environment, they still have financial obligations and public health matters to consider. In this week's "Issues of the Environment," AAATA CEO Matt Carpenter explains how his organization and other forms of public transit in Michigan are adapting to the pandemic in a conversation