A rare breed of ancient trees appears to be the key to life for forests all over the world. Researchers at The Morton Arboretum say in many forests which date back centuries, there are a small number of trees which provide genetic and evolutionary benefits to the rest of the environment. Moreover, this “tree of life” is usually 10 to 20 times older than the average plant species dwelling in that forest! Study authors found that these ancient trees don’t follow a natural (and predictable) life cycle like other plants, trees, and even humans. They also only make up fewer...