Seeing Green: The Importance of Nature for Our Health

Scientific research provides powerful evidence of the importance of nature for our health. Time spent in the Great Outdoors reduces the stress hormone cortisol and increases our sense of well-being.

Shinrin-Yoku
Shinrin-yoku is a Japanese term meaning "basking in the forest." Japanese researchers found reduced levels of stress hormones in subjects who took walks among trees.
Photo by Thinkstock/Mike Powell