All natural

In this age of climate change, killer germs, and obesity, it's easy to feel as if we've fallen out of synch with the global ecosystem. This ecological anxiety has polarized a new generation of Americans: many are drawn to natural solutions and organic lifestyles, while others rally around high-tech development and industrial efficiencies. Johnson argues that both views, when taken to extremes, can be harmful, even deadly. Johnson, raised in the crunchy-granola epicenter of Nevada City, California, lovingly and rigorously scrutinizes his family's all-natural mindset, a quest that brings him…