Although urban planners are primarily concerned with the planning of settlements and communities, they are also responsible for the efficient transportation of goods, resources, people, and waste; the distribution of basic necessities such as water and electricity; and a sense of inclusion and opportunity for people of... The need for development in cities is driven by economic activity and employment opportunities that come with it. In fact, over half of the world's population lives in urban areas, and this number is expected to increase to nearly 70 percent by 2050. The demand for food, energy, and other resources we extract from the environment; the changes our activities cause on climate; and the needs of an increasing number of elderly people and children all require development if we are to meet them. Cities are important for human wellbeing because they provide some of the best conditions for living life to the full. They have low crime rates, quality education, health care, and public services; so people can work, learn, play, and relax in safety and comfort. Cities also offer cultural opportunities and new experiences, which help people to stay healthy and happy. Cities are vital for economic growth because they provide access to markets, knowledge, and skills needed by businesses. Without cities, there would be no industry or jobs for anyone to go into, so they are essential for ensuring that people have enough money to eat, live in safe housing, use transport, etc.