Where Have All the Sharks Gone?Top of Mind with Julie Rose • Season 1, Episode 1729, Segment 2
Nov 11, 2021 • 15m
Ever since humans came on the scene, shark populations have been declining. Scientists have had a hard time setting conservation goals. It's not known what a healthy shark population looks like. Luckily, University of California-Santa Barbara ecologist Erin Dillon has managed to recreate past oceans in a cool but painstaking way.