About 109 billion people have lived & died. Each grain of sand represents 10 million.

This stunning data visualization of human life by Max Roser was published in 2022.

Today there would be 805 green grains representing 8.05 billion people living on Earth. #science #art

@Sheril Theory: if you flipped the hourglass upside down, you'd depict all the livestock animals currently alive versus all the ones that ever lived?