https://www.sciencedaily.com/releases/2022/03/220330141440.htm

That's the upshot of a major new study that measures the happiness effects of city parks in the 25 largest U.S. cities, from New York City to Los Angeles.

The happiness benefit of urban nature on users was so strong -- the team of University of Vermont scientists discovered -- it was roughly equivalent to the mood spike people experience on holidays like Thanksgiving or New Year's Day.