Another recent Supreme Court decision restoring the EPA's Cross-State Air Pollution Rule, which had been vacated by a lower court, also indicates the agency is due deference when crafting cost-effective programs to deal with large air pollution issues, Michael Livermore, associate professor of law at the University of Virginia School of Law and senior advisor to the Institute for Policy Integrity, told Bloomberg BNA June 2. He said addressing air pollution that blows across lines is analogous to climate change regulation.