When it comes to radical activism, there are few who can hold an ethically-sourced candle to Michael Shellenberger. At 16, he threw his first fundraising party for a rainforest conservation group. At 17, he lived in Nicaragua to show “solidarity” with the Sandinista socialist revolution. […] But far from being a “hero” of the Green movement, he’s now become a heretic they’d happily burn at the stake — if that didn’t increase the global carbon footprint, of course. For the American environmentalist has changed his mind. Rather drastically. Distilling the contents of his new book, Apocalypse Never: Why Environmental Alarmism...