In the December 2015 Paris Agreement of the parties to the U.N. Framework Convention on Climate Change, nations unanimously agreed to a goal of net zero greenhouse gas emissions by the second half of this century, and a plan for achieving that goal. The challenge now is implementation. This...

This report has been prepared by Donald A. Brown, Scholar In Residence, Sustainability Ethics and Law, at the Widener University School of Law for the Pennsylvania Environmental Resource Consortium (PERC) in cooperation with Penn Future, and Interfaith Power and Light. It focuses on the need for...