The University of Pittsburgh will host its second annual One Health Day to explore the relationship between our health and the environment. Activities include: -A plenary talk by Dr. Ann-Christine Duhaime, senior pediatric neurosurgeon at the Massachusetts General Hospital and the Nicholas T. Zervas Distinguished Professor of Neurosurgery at Harvard Medical School, titled The Brain, Climate Change, and the Future We Choose. -Student poster and research competitions -Announcement of the Sustainable Healthcare Challenge winners