Friday essay: can rewilding offer us a brighter, greener future?

Wikimedia Commons, CC BY I’ve been fortunate to dive in Tasmania’s giant kelp forests over the past three decades, launching into chilly waters. When diving in these forests, light filters through the golden ribbon-like fronds in beams, lighting the array of fish that sail through like birds in a rainforest. On the seabed, pearlescent abalone shells shine and sunset-orange crayfish prowl, eyes agog. Kelp forms a foundational part of the Great Southern Reef, which extends 8,000 kilometres around…