Hans Rosling_ 200 years in 4 minutes – BBC News – YouTubeMay 10, 2021/by Neland NobelHans Rosling_ 200 years in 4 minutes - BBC News - YouTube https://pricklypear.news/wp-content/uploads/logo_2023.png 0 0 Neland Nobel https://pricklypear.news/wp-content/uploads/logo_2023.png Neland Nobel2021-05-10 08:54:512021-05-10 08:54:51Hans Rosling_ 200 years in 4 minutes – BBC News – YouTube