Gina McCarthy and President Obama in the East Room of the White House on March 4, 2013, when Obama named McCarthy
as the new director of the EPA. This week, Obama and McCarthy announced the strictest regulations yet for curbing carbon
dioxide pollution in the U.S. The Clean Power Plan will be implemented through executive order.
Nominees Ernest Moniz, left, and Gina McCarthy, second from left, listen as U.S. President Barack Obama announces personnel nominations in the East Room of the White House in in Washington, D.C., U.S., on Monday, March 4, 2013. Obama announced three cabinet-level nominations, choosing Sylvia Mathews Burwell of the Wal-Mart Foundation as director of the Office of Management and Budget, scientist Moniz as head of the Energy Department, and McCarthy to lead the Environmental Protection Agency (EPA), where she?s been an assistant administrator. Photographer: Pete Marovich/Bloomberg via Getty Images