Every spring, as the weather warms, trees in forests up and down the east coast explode in a bright green display of life as leaves fill their branches, and every fall, those same leaves provide one ...

KIRKLARELI, TURKEY - APRIL 28: A drone photo shows aerial view of a river in Igneada's Floodplain Forests National Park in Demirkoy district of Kirklareli province in northern west Turkey on April 28, ...