The damage obviously goes beyond humans (for example coral reefs are getting decimated), but it's true the planet has endured far greater assaults in the past,

The damage obviously goes beyond humans (for example coral reefs are getting decimated), but it's true the planet has endured far greater assaults in the past, and life has marched on. Environmentalism is Humanism in disguise. The risk is that we'll soil the crib and turn the planet into a hell-hole for future generations of humans.