Forests are dense collections of trees, where much of wood used for commercial purposes is harvested. One of the largest forest biomes, the Taiga, covers about 10% of the world.
Trees can grow for a very long time. One of the oldest trees on record is the Methuselah tree, which is about 4,850 years old! On average, almost half of all developed trees in the Amazon are 300 years old or older.
Common Growth Methods
Wood has been used for thousands of years, with the first known thing being made of wood created 400,000 years ago!