Pando, a 106-acre aspen grove in Utah's Fishlake National Forest, looks like 47,000 separate trees but is one genetically identical clone connected by a single root system weighing roughly 6,000 tons and at least 14,000 years old. Pando is shaking right now in Fishlake National Forest in south-central Utah, about 47,000 quaking aspen trunks rattling their flat-stemmed leaves in the wind, and every one of those trunks is the same tree. The grove covers 106 acres at the edge of ... [8662 chars]