Comedy legend Omid Djalili is this month trading jokes for oaks to celebrate the tree that powers nature in the UK. The British-Iranian comedian, actor and writer has kicked off ‘Oaktober’ – a month-long campaign by Climate Basecamp and the University of Exeter’s Nature and Climate Impact team – with a brand-new comedy sketch featuring climate activist and rapper Louis VI. The UK’s 170,000 oaks support the life of around 2,300 species – more than any other native tree – from birds to bats, beetles, butterflies, fungi, lichens and more. However, land use changes, invasive pests, diseases and the intensifying impacts of climate change – especially hotter, drier summers – are putting UK oak trees in peril. The ‘Oaktober’ campaign aims to raise awareness of the plight of the oak in the face of climate change and biodiversity loss, spreading the message that looking after an oak means looking after thousands of other species at the same time. Omid Djalili said: “When I lived in London, I’d stroll through Richmond Park all the time, and now in Christchurch Park, Ipswich, always surrounded by these incredible old oak trees. Truth is I never really looked at them and took them for granted.…