Edge of Existence

Biosphere (1x1)

Air date: Jan 01, 2022

On 16 July 1945, the first nuclear test exploded over the New Mexico desert. This was the birth of man-made existential threats. We are now more at risk from our own technology than any natural extinction event. This fascinating science documentary looks at these human-derived threats to existence, such as nuclear war and climate change, What can be done to avoid these dangers? Or is it too late?