Steven’s best-selling book, Unsettled: What Climate Science Tells Us, What It Doesn’t, and Why It Matters ... Steven: Concerns about catastrophic climate change “beggar belief” ... The complexities of climate change models ... Should we worry about rising sea levels? ... Hurricanes, tornados, and other extreme weather events ... Is a zero-emissions goal worth the cost? ... How to fix climate science ... Are the Paris Accords viable? ... The coming climate backlash ...