The document summarizes some best practices for sustainable urban development in London, England. It discusses London's efforts to address climate change through building standards that reduce emissions. It also describes initiatives to improve transportation through a congestion charge, increase green spaces and biodiversity, ensure water quality, reduce waste sent to landfills, and develop long-term infrastructure planning. The city has implemented various policies and projects around land use, transportation, energy use, water management, and nature conservation to promote a more sustainable future.