Foresters are calling it the most destructive tree pest to ever invade North America, and its march of devastation continues. Emerald ash borer has now spread to 35 states, killing hundreds of ...

Trees in fall are in a state of serious change and reorganization. The tree is becoming dormant. A tree heading toward winter will sense the changing temperature and light and obey the dormancy ...

This hands-on activity will connect your child with the trees in her backyard and neighborhood. Aside from being big and beautiful, trees serve a very important purpose on our planet. Can your child ...