1. In October 2019, the British climate activist group Extinction Rebellion carried out two weeks of civil disobedience in London and other cities around the world. Six thousand activists blocked the five main bridges that cross the River Thames, which flows through London, preventing people from getting to work or home. An Extinction Rebellion spokesperson went on national television and made a series of alarming claims. “Billions of people are going to die.” “Life on Earth is dying.” And, “Governments aren’t addressing it.” Some journalists pushed back. The BBC’s Andrew Neil interviewed a visibly uncomfortable Extinction Rebellion spokesperson in her mid-30s named Zion Lights. “One of your founders, Roger Hallam, said in April, ‘Our children are going to die in the next 10 to 20 years,’” said Neil. “What’s the scientific basis for these claims?” “These claims have been disputed, admittedly,” Lights said. “There are some scientists who are agreeing and some who are saying that they’re simply not true. But the overall issue is that these deaths are going to happen.” “But most scientists …