Many people think that the giant sequoia tree is the largest organism on Earth. In fact, the largest living organism by mass is considered to be an aspen grove located at the west end of Interstate 70 near Richfield, Utah. Colorado has its own large groves, the largest of which is near Kebler Pass. An aspen tree will send out runners underground and when conditions are right, a runner will send a shoot upward, which will become a new tree. Aspen…