› added 1 year ago

80

TIL that California’s Central Valley has sunk by up to 28 feet since the 1920s due to groundwater pumping. Some parts of the valley are still sinking by up to 2 feet per year.

Read more earthobservatory.nasa.gov

via reddit.com

vPpL4 TIL the constant mash and tug of starts and finishes is strong enough to detach the retina from drag racers' eyeballs. In the 1970s and 1980s some drag racers were knocked unconscious inside the cockpit by a horsepower-caused recoil dubbed “tire shake”
VP04 TIL Between 1992 and 2013, the Amish population increased by 120%, while the US population increased by 23%.
mxk8M TIL: Cuba provides more medical personnel to the developing world than all the G8 countries combined
D1mWP TIL that people dont eat turkey eggs simply because they are less economical to raise than chickens.
ev7g TIL earthquake activity in Oklahoma increased from 2 a year to twice-daily over five years and scientists believe it’s because of human activity