The enormous scale of the fossil fuel industry can be hard to grasp.
Here's a comparison I find helpful.
The 460 billion tonnes of carbon that humans have dug up and burned since 1850 is greater than the estimated amount of carbon present in all of the currently living plants.
This paper poses a puzzle about what we think makes us human.
Before I give the answer, try it: You & an AI that looks like a person are in front of a human judge. You can each say only one word. The judge then kills whoever they think is the AI
What do you say? (Don’t peek)