"High-altitude winds between 1,640 and 3,281 feet (500 and 10,000 meters) above the ground are stronger and steadier than surface winds. These winds are abundant, widely available, and carbon-free.
"The physics of wind power makes this resource extremely valuable. “When wind speed doubles, the energy it carries increases eightfold, triple the speed, and you have 27 times the energy,” explained Gong Zeqi "
I feel like this needs a second look.
They used different people’s feet.
As a European… Are feet logarithmic? Wouldn’t even surprise me that much.
Only when viewed from the north.
The zero key got stuck.