Why did I know it was pot? (Click to enlarge, via Information Is Beautiful):
This is a measure of human noise from the National Park Service.
I’m sorry, I’m on the East Coast and can’t hear you (click to enlarge)
That’s the Arctic ice over 27 years. It’s disappearing.
Just in case someone tells you global warming isn’t real.
Remember the two simple rules:
1) Paul Krugman is always right.
2) If you find yourself arguing that Paul Krugman is wrong, see number 1.