A post shared by A Life On Our Planet (@davidattenborough) on Sep 24, 2020 at 2:00am PDTSpeaking in the video, Sir David told his followers that he decided to make the account because ‘saving our planet is now a communications challenge.’He continued: ‘We know what to do, we just need the will.’Pulling at the world’s heartstrings, the broadcaster looked into the as he said: ‘The world is in trouble. Continents are on fire.