World Population Day: July 11th

July 11th is World Population Day.

It’s a day to deepen awareness of all the population problems in the world.

Since the world population reached about 5 billion on July 11th, 1987, it was decided by the United Nations in 1989 to commemorate this day.

・References
– https://tama.wtf/jp/society/today/world-population-day
– United Nations: World Population Day