But now there is a significant cohort of Republicans who care passionately, even obsessively, about climate change—though what they care about is exposing it as a “hoax” being perpetrated by liberals to force them to change their lightbulbs, live in Soviet-style tenements, and surrender their SUVs. For these right-wingers, opposition to climate change has become as central to their worldview as low taxes, gun ownership, and opposition to abortion.