In 2019 there were about 648 million people living in extreme poverty, subsisting on the equivalent of $2.15 per day or less. Those 648 million people made up 8.4% of world population — representing an improvement over 1990, when 35.9% of people lived on that little.

This is the most amazing graph. On this scale, only the industrial revolution has mattered. The rise and fall of Rome, several different times losing ~10% of population, major shifts in the social order and we just keep humming along in what looks like a flat line until BAM https://t.co/p0BK5MEjTF