The Supreme Court of India has recently directed the government to take steps to prevent air pollution in Delhi. Background: Air pollution has become a significant concern in Delhi, with the city's air quality being one of the worst in the world. Parties: The petitioners, including the NGO, Environmental Pollution (Prevention and Control) Authority, sought the court's intervention to prevent air pollution in Delhi. Legal issues: The primary issue was whether the government had a responsibility to prevent air pollution and whether the existing measures were sufficient to address the problem. Court observations: The Supreme Court held that the government had a constitutional obligation to protect the right to life and liberty, and therefore, it was necessary to take steps to prevent air pollution. The court also observed that the existing measures were insufficient and that additional measures were needed to prevent air pollution. Significance: This judgment has significant implications for the prevention of air pollution in Delhi, emphasizing the need for a comprehensive framework to address the problem. The court's order is expected to lead to the development of a national policy to prevent air pollution, which will help to protect the right to life and liberty in the country.