text: EDITORIAL USE ONLY Sir David Attenborough addresses the first UK-wide citizens? assembly on climate change(Climate Assembly UK) in Birmingham to thank the 110 members of the public for taking part over the next four weekends. PA Photo. Picture date: Saturday January 25, 2020. The assembly members will be discussing questions around how the UK can meet the Government?s legally binding target to reduce greenhouse gas emissions to net zero by 2050. Photo credit should read: Fabio De Paola/PA Wire