Millions of real Christmas trees are purchased every year. And making the annual trip to a tree farm or lot where cut trees ...

In environmental science, innovation often comes out of necessity. For ecologist and researcher Dr. Mubarak Mahmud, whose areas of expertise are forestry, agroforestry, and climate change adaptation, ...

Trees are tall. Humans, relatively speaking, are not. And we're not the most agile climbers in the animal kingdom, either. But we are crafty, and we can out-think even the most wizened redwood. But ...