this is most visible in coumon d auvergne which has grown from an agricultural village to become the second largest city in the departement the city in the countryside feature has had a major influence on the eastern side of the limagne plain but also on the hills after the collapse of wineproduction this has led to a need for new infrastructure alongside these main channels in order to service new developments in turn this opens up the area for development and leads to further urbanisation including in areas that are costly for the municipality to provide services to and that impose environmental costs eg the cost of expanding infrastructure and the costs of commuting