Twenty-two percent of the earth’s landmass was altered by humans just between 1992 and 2015.24 Ninety-six percent of the world’s mammals, by weight, are now humans and their livestock; just four percent are wild.25 We have simply crowded—or bullied, or brutalized—every other species into retreat, near-extinction, or worse. E. O. Wilson thinks the era might be better called the Eremocine—the age of loneliness.
