The Inflation Reduction Act could unlock more than $1 trillion in federal incentives. To give a clearer sense of the on-the-ground impact of the law, MIT Technology Review zeroed in on a single project: a nickel mining proposal in the Midwest. Here's how the potential mine is forcing the region’s residents to choose between achieving broad climate goals and preventing local environmental dangers. At stake is the future of the domestic supply of critical materials, and potentially $26 billion in government incentives.