NASA recently released composite images of the Earth at night based on 2016 data, which was a follow-up to similar images for 2012. John Nelson compared the two, specifically looking for new lights that came on (blue) and lights that went off (pink). The former, suggesting growth and the latter, suggesting decline.
Shift in world’s night lights
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Saving for Retirement and Age
People tend to have more money saved up over time, but range and variation also grow, and often it’s not enough.
People get married at various ages, but there are definite trends that vary across demographic groups. What do these trends look like?