Limited progress towards a plan for planting 1 trillion trees

Higher income usually means more childcare, and lower income usually means less.

In the 1950s, less than 10% of families with children were single-parent. In 2022, among families with children, 31% were single-parent — more than three times as common.

Separately, we looked at marrying age, divorce rates, and those who never married. Now let’s look at marital status all together, with the addition of the widowed status.

Imagine that you try to do something and there’s a 20% chance of success. If you try to do the thing six times, what is the probability that you succeed at least once?