In August of this year, three researchers made a stunning discovery: The world’s largest sugar ... it old, but not unusually so, meaning it could theoretically have many more years to grow.

All of the forests listed as old-growth sites have documented patches of old-growth trees growing among the forest canopy with trees including pitch pine, hardwood, red cedar, black gum and sugar ...

A UC Davis field crew measures a large ponderosa pine while conducting forest inventory in the Emerald Point old-growth stand at Lake Tahoe. Ancient ponderosa pines that once grew in a open ...