Within even the last 12 months, there’s been a shift in how we talk about climate change. What we once framed as a serious but distant threat is now an imminent catastrophe, with implications that are hard even to imagine. And as the crisis deepens, all the other issues we face - from public health to national security to immigration - will become that much more complicated to address. It’s no surprise that as sea levels rise, people who live in coastal cities will be at greater risk for flood or that parts of sub-Saharan African will have to contend...