“To be fair, he’s also professor emeritus of biochemistry at Stanford University.”
Which means he has no training or expertise in ecology or economics. He has no particular knowledge at the level of global systems of ANYTHING.
I was replying to the comment “Couldn’t be more convinced if Brittany Spears gave her expert opinion.”
While he apparently has no training in ecology, economics, climate, and so on, he certainly is smarter than Brittany Spears.