مؤلف: UK) Goodfellow Tom (University of Sheffield

For the first time in human history more people now live and towns and cities than in rural areas. In the wealthier countries of the world, the transition from predominantly rural to urban habitation …

For the first time in human history more people now live and towns and cities than in rural areas. In the wealthier countries of the world, the transition from predominantly rural to urban habitation …