Dr. Michael Mann’s new book, Our Fragile Moment: How Lessons from Earth's Past Can Help Us Survive the Climate Crisis, serves as both a warning and a call to action to combat the unfolding climate crisis. Dr. Mann joins David to discuss how we got to this point, why action has been so slow, and what we can do to reverse course before it’s too late. Learn more about your ad choices. Visit megaphone.fm/adchoices