Which is consistent with the concept of active correlations, explain why identical twins reared apart are often quite similar, despite experiencing different environments?

The size of the correlation between reared apart fraternal co-twins provides an informative comparison. Greater resemblance between identical than fraternal twins is consistent with genetic influence on the traits under study. The Minnesota study began in 1979 and continued for twenty years.

The equator absorbs the most sunlight

Iwould say overuse ( but not 100% sure ) in the u.s. we tend to overuse water by leaving it running, throwing it away, taking long showers, etc.