NEW YORK -- It's a tough time to be a tree. For this Earth Day, National Geographic has focused its lens on humanity's relationship with the world's 3 trillion trees and 10 billion acres of forest, ...
Sixty years ago, these freshwater springs and forests were drowned by a 9,500-acre reservoir. Could the ecosystem finally be ...
The United States is packed with spectacular national forests, and these special spots contain some of the most unique trees ...
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