Housing minister Yvette Cooper will unveil some of the key challenges facing urban living at a UN-backed green summit organised by Westminster City Council and to be held at a sustainable cities summit in London. The council is organising the summit on Thursday, 22 November as well as hosting the associated International LivCom Awards. The awards are the world's only competition focusing on international best practice in the management of the local environment with more than 50 cities participating. To order a registration form for the summit, contact Nynne Latsch Jespersen on 020 7641 2540. llivcom@westminster.gov.uk