UNICEF: The state of the world’s children 2012: Children in urban world, New York
The experience of childhood is increasingly urban. Over half the world’s people – including more than a billion children – now live in cities and towns. Many children enjoy the advantages of urban life, including access to educational, medical and recreational facilities. Too many, however, are denied such essentials as electricity, clean water and health care – even though they may live close to these services.