What Earth Was Like After The Greatest Extinction In History | The World That Came Back

Around 252 million years ago, Earth experienced the most devastating mass extinction known in the history of life. The Permian–Triassic extinction wiped out the majority of marine species and devastated ecosystems on land. Entire food webs collapsed, forests disappeared across vast regions, and the planet entered a biological crisis unlike anything seen before or since. This documentary explores what Earth was really like in the aftermath of that catastrophe. We journey into the earliest Triassic, when life was attempting to rebuild itself across a world of extreme heat, unstable climates, damaged oceans, and enormous landscapes left almost empty by extinction