Meg Lowman spent her career climbing trees — and found an ‘eighth continent’ of life high above us

Biologist and ecologist Meg Lowman has spent her life climbing trees. Now, she’s sharing her tall tales in her book, The Arbornaut: A Life Discovering the Eighth Continent in the Trees Above Us. We revisit our conversation with her from last year, about why it’s important for the next generation of tree climbers to discover — and save — the treetops.