World Habitat Day, proclaimed by the UN, is a day to reflect on the state of living conditions in cities and the basic right of shelter to all. Each year, the theme of the day focuses on a specific climate issue of the time. In 2022, the theme is accelerating urban action for a carbon-free world. World Habitat Day amplify the UN’s global Race to Zero Campaign, which encourages local governments to act in the development of zero-carbon plans.