Speaking to BBC News, the naturalist said that humans were in a “moment of crisis” and couldn’t keep putting off action on tackling global warming.
"As I speak, south east Australia is fire. Why? Because the temperatures of the Earth are increasing,” Attenborough warned.
We can't go on saying 'but there is hope and we'll leave it till next year'.
We have to change. And we have to change - not by appeals to different kinds of optimism but to deliberate, compelling life or death decisions.
The broadcaster has actively been campaigning for change on climate policies in the last few years, most recently speaking to teenage climate activist Greta Thunberg about the issue, for a special edition of BBC Radio 4’s Today programme, edited by the 17 year-old. His comments in a BBC News interview to launch a year of special coverage on the subject of climate change, Our Planet Matters.
So David is fine… but the planet is very much not. Mixed bag, really.