Yesterday, the U.S. Supreme Court held that the federal Natural Gas Act does not preempt the field of state antitrust regulation of natural gas prices, which means states can apply their own policies to natural gas sales as long as those policies do not conflict with federal law. Vanderbilt’s Jim Rossi has just posted an analysis of […]

By James Coleman & Martin Olszynski Last week, a group of economists known as “Canada’s Ecofiscal Commission” issued a much-discussed report that urged Canada’s individual provinces to drive Canadian climate policy by adopting their own carbon pricing schemes. But the report barely touched on one of the key challenges for provincial or state regulation without the support […]

I hope you’re enjoying the newly redesigned Energy Law Prof blog, which is now located at If you are announcing a conference in energy/climate/environmental law or policy, please just send me a post in the format below and I’ll be happy to post it. Here’s the example that I’ve been asked to post today: Christine Skrzat […]

Corporations regularly complain that new regulations will harm their business and the broader economy. How seriously should we take those warnings? I’ve just posted a paper that presents a way of answering this perennial question. It’s often said that corporations, “Cry Wolf,” falsely predicting that rules will be very costly. A prime example comes from 1970 […]

For the past two weeks, the U.S. Environmental Protection Agency’s “Clean Power Plan” for power sector carbon emissions has been the center of an ongoing debate between some of the nation’s foremost constitutional and environmental law scholars. As described in previous posts, the Clean Power Plan aims to place caps on greenhouse gas emissions (or […]

Troy Rule, Faculty Director of the Program on Law and Sustainability at Arizona State University’s Sandra Day O’Connor College of Law asks me to pass on the following conference announcement: The Law and Sustainability Program at the Sandra Day O’Connor College of Law is pleased to announce its First Annual Sustainability Conference of American Legal Educators (SCALE) […]

Guest blogger Martin Olszynski is back to discuss Ontario and Quebec’s recent pushback against TransCanada’s Energy East project, a proposed pipeline that would carry over one million barrels a day of oil from Alberta to Canada’s east coast. In the U.S., states generally have authority to approve pipelines, but in Canada the federal government has […]