Cities have become a critical source of innovation across a wide array of policy areas that advance inclusion, equitable opportunity, and social justice. In the absence of state and federal action…

Cities often test the existing limits of their regulatory authority in areas like environmental protection, labor and employment, and immigration. The last few years witnessed an explosion of…

This Article explains that the conventional view of agency behavior—following the specific direction of the U.S. Congress or the president and using notice-and-comment rulemaking or adjudication…

Prof. Timothy Meyer has written a thought-provoking article about how governments selectively enforce trade laws in ways that undermine environmental interests. He argues trade enforcement against…

Does the duty of environmental protection belong in the ethical rules for our profession? A number of scholars have explored whether lawyers should bear such duties. But little attention has…

Do-It-Yourself biology, 3D printing, and the sharing economy are equipping ordinary people with new powers to shape their biological, physical, and social environments. This phenomenon of…

We are practitioners for the City of Philadelphia with extensive experience in cases and analysis regarding the extent to which the Commonwealth of Pennsylvania has, or has not, preempted…

In his recent statements and testimony before the U.S. Congress, Secretary of the Interior David Bernhardt has expressed doubt he has the legal authority to limit his unrelenting campaign to lease…

Cooperative federalism can lead to more efficient and pragmatic environmental protection, and allow states to develop effective programs tailored to their needs and resources. Nevertheless, the…

On August 15, 2017, President Donald Trump issued an Executive Order entitled “Establishing Discipline and Accountability in the Environmental Review and Permitting Process for Infrastructure…