Sean writes about air quality policy and regulations. His work has been honored by the National Press Club and Washington Press Club Foundation, among others; he also contributed a chapter to "Turning Carolina Red," an eBook published by E&E in 2014. He previously reported for the Federal Times and newspapers in Alabama. He has a bachelor's degree in political science from Carleton College and a master's degree in the same subject from Duke University.
When EPA embarked on an overhaul of its regulatory cost-benefit forecasting requirements in 2018, a trade group for heating and cooling equipment makers was happy to offer four pages of written comments and suggestions.
After a long delay that caught the attention of Sen. Tammy Duckworth (D-Ill.), EPA is moving forward on strengthening air toxics standards for a cancer-causing gas.
Agriculture has replaced industry as the leading human source of sulfur releases into the environment, researchers have found in a new study that underscores both the remarkable progress and emerging challenges in dealing with the effects of the widespread chemical element.
The Sierra Club's bid to work out a separate side agreement with a Michigan utility over air quality controls unconstitutionally infringes on the powers of the president, two law professors argue in a court filing.
EPA hasn't followed the law in dealing with four states and territories that have areas out of compliance with the agency's sulfur dioxide standard, environmental groups alleged in a lawsuit filed today.