Man-Made Structures Now Outweigh the Mass of the Living World

…humans outweigh wild animals 10 to 1, a fact that surprised Dr. Ménard. (“In my experience, most people expect the opposite.”) But we weigh only half as much as the livestock herds we maintain to eat. Perhaps more ominously, humans use 100 times their own mass in plastic.
— Read on kottke.org/25/01/man-made-structures-now-outweigh-the-mass-of-the-living-world