Evergreen: The Trees That Shaped America

A sweeping natural history of the most valuable trees on earth that have quietly transformed our economies, cultural traditions, and collective imagination for millennia.

Every December, homes, offices, and town squares around the world are adorned with lavishly decorated evergreens to ring in the holiday season. But how did this beloved tradition begin? And as the planet continues to warm and more people swap real trees for artificial ones, will Christmas trees still be here for future ge...