For young Americans a generation from now, climate change isn't controversial. It's just an overwhelming fact of life. And so are the great efforts to contain and mitigate it. But there are still those Americans, mostly elderly, who cling to their red baseball caps, their grievances, their huge vehicles, their anger. To their "alternative" news sources that reassure them that their resentment is right and pure and that "climate change" is just a giant scam.