Comment on Can technological wizardry save the planet?

Environmentalists have been waxing apocalyptic about global warming for several decades now. What do they have to show for it? America's president just pulled out of the Paris climate accord, leaving a rudderless and bereft global movement, and a nation with little appetite for meaningful political action on climate change. Why have environmentalists failed so utterly to push their cause forward? Because they've gone about it all wrong.