President Joe Biden is naming his picks to lead three more EPA regions, announcing Dec. 9 that Earthea Nance, an urban planning professor, will become administrator for Region 6, Meg McCollister, a nonprofit advocate, will head Region 7 and Martha Guzman, a former California utility regulator, will take the reins at Region 9. “These regional appointees will be critical to the President’s efforts to rebuild communities most impacted by the pandemic, the economic recovery and climate change,” the White House...