large-scale solar plantMark Harris writes a decarbonization newsletter for Anthropocene Magazine, “Fixing Carbon: Dispatches From an Emerging Future,” which examines issues in climate technology and economics. His two October issues ask whether tariffs on foreign EVs and low-carbon technologies — intended to protect U.S. industries and jobs — are holding us back from our carbon targets, and whether ultra-cheap renewable power is as good for the climate as it sounds. Photo: U.S. Department of Energy