The document discusses the relationship between transport and public health, noting that transport creates health risks through air pollution, road safety issues, and reduced physical activity. It argues that traditional transport approaches focused on predicting and accommodating increased auto traffic have resulted in increased auto dependency and are unsustainable. However, developing countries have an opportunity to adopt more sustainable transport solutions, as seen in examples from cities in Latin America and Asia. The key challenges to sustainable transport are rapid urbanization and motorization trends in developing nations. Overcoming these challenges requires shifting priorities from motor vehicles to people through integrated planning focused on avoiding unnecessary trips, shifting trips to more sustainable modes, and improving transport networks.