She adjusts her goggles, places a snorkel across her forehead, and wades into the chest-deep waters off Jambiani village in Zanzibar. The Indian Ocean is her livelihood now, its waves offering a ...

Seaweed farming had long been a lifeline for Zanzibar's coastal women, but rising ocean temperatures have made the crops nearly impossible to grow. In their place, farmers have turned to sea sponges.