In my new book, “The Climate Crisis,” I lay out the mechanisms and impacts of the climate crisis and the reasons behind the lack of serious effort to combat it. One powerful reason is the influence that the fossil fuel industry, electric utilities and others with a vested interest in fossil fuels have over policymakers. But there’s another reason for this inaction that everyone has the ability to change: response skepticism – the public doesn’t believe in its own political power enough or use it. When people speak up and work together, they can spur powerful changes. You can see...