In 2017, Florence Williams wrote an outstanding book called The Nature Fix. It’s the best collection I’ve read about the science behind the restorative effects of nature. (It’s akin to Richard Louv’s The Nature Principle but more focused solely on the science.) Williams traveled the globe from Japan to Utah to Scotland in an effort to answer the question of exactly why spending time in nature is so healing for us. What makes the book my favorite is Williams, a journalist, brings a neutral but skeptical eye to the process.…