Leonardo DiCaprio signs climate change open letter begging for President Joe Biden to tackle crisis

Leonardo DiCaprio is calling for action on climate change (Picture: Getty)Leonardo DiCaprio has signed an open letter calling for President Joe Biden to tackle the climate change crisis.The Hollywood star joined forces with the likes of Questlove and Jane Fonda in putting pressure on the new leader to take urgent action and ‘transform the world’s energy systems from fossil fuels to clean energy’.Taking to Instagram, Leonardo penned: ‘The time for us to confront the #