in Gothenburg by the river Göta älv, is an example of a sustainable city in Sweden. It has low environmental impact, and contains passive houses, recycling system for waste, etc. Hammarby Sjöstad Västra Hamnen or Bo01, Malmö Stockholm Royal Seaport United Arab Emirates Masdar City, Abu Dhabi is a planned city that relies entirely on solar energy and other renewable energy sources, with a sustainable, zero-carbon, zero-waste ecology. Dubai The Sustainable City, Dubai United Kingdom London has committed to reaching net-zero carbon emissions by 2050. To do so, it aims to drastically reduce the proportion of trips made by cars and also ban all new petrol and diesel cars by 2035. Similarly, according to the UK Green Building Council, 40 per cent of UK's total carbon footprint comes from the built environment. Steel, which is used to make skyscrapers, is responsible for 7 per cent of the global emissions. Timber, especially CLT is a being considered as a great alternative to reduce construction-based emissions. The built environment is responsible for around 40% of the UK's total carbon footprint, according to the UK Green Building Council London Borough of Sutton is the first One Planet Region in the United Kingdom, with significant targets for reducing the ecological footprint of residents and creating the UK's greenest borough. Middlesbrough is another One Planet Region in the United Kingdom. Milton Keynes' original design concept aimed for a "forest city" and the foresters of the designers planted millions of trees from its own nursery in Newlands in the following years. Parks, lakes and green spaces cover about 25% of Milton Keynes; , there are 22 million trees and shrubs in public open spaces. St Davids, the smallest city in the United Kingdom, aims to be the first carbon-neutral city in the world. Leicester is the United Kingdom's first environment city. United States Arcosanti, Arizona Coyote Springs Nevada largest planned city in the United States. Babcock Ranch Florida a proposed solar-powered city. Douglass Ranch in Buckeye Arizona Mesa del Sol in Albuquerque, New Mexico San Francisco, California is ranked the most sustainable city in the United States according to the 2019 US Cities Sustainable Development Report. Treasure Island, San Francisco: is a project that aims to create a small eco city. Sonoma Mountain Village in Rohnert Park, California* See also See also the Sustainability navigational box at the bottom of the page. 2000-watt society BedZED Carfree