Professor: Extreme Weather Becoming More Common (August 5, 2018)August 5, 2018‘Undeniable link to climate change’ in California’s fire season, expert says (August 8, 2018)August 8, 2018 Published by Philly Web Team on August 6, 2018 Categories Tags Dr. Mann’s interview with William Brangham on PBS News Hour. Share Philly Web Team