‘Climate crisis trends show an increased chance of warmer, wetter winters and hotter, dryer summers, along with an increase of frequency and intensity of extremes.
‘Better wrap up warm, stockpile food and remember there is a surprising amount of food in the average household pet.
‘Looking ahead we are on course to sail past our 1.5 degree centigrade target putting us on track for long lasting and irreversible change.’
The 60-year-old is an avowed climate change activist and has joined the group on its protests earlier this year.
But the environmentalist came under fire earlier this year for flying from Los Angeles to join Extinction Rebellion demonstrators in the capital.