The tragic death of Insulate Britain activist Xavier Gonzalez-Trimmer has left the climate change movement in shock. The 28-year-old campaigner was found dead in his London flat on Wednesday morning, with the cause of death yet to be determined. Xavier had been actively involved in Insulate Britain since its inception in 2015, and was a passionate advocate for tackling climate change through energy efficiency. He was a key figure in the organisation, leading campaigns to raise awareness of the importance of energy efficiency, and was a regular presence at public events. His death has been widely mourned by the environmental community, with many expressing their shock and sadness at the news. Insulate Britain released a statement saying, “Xavier was an inspirational leader and a passionate advocate for tackling climate change. He will be greatly missed by all who knew him.” Xavier’s family have asked for privacy at this difficult time, and have asked for donations to be made to Insulate Britain in his memory. The organisation has set up a fund in his name to continue his work in raising awareness of energy efficiency. Xavier’s death is a tragic loss to the environmental movement and his legacy will be remembered for years to come.