Cities and urban regions especially in the West German agglomerations are characterised by an unbroken dynamic development, connected with changes in land use from undeveloped land into settlement areas and traffic zones up to the rural districts far from the cities. Environmental loads, e.g....

Cities and urban regions especially in the West German agglomerations are characterised by an unbroken dynamic development, connected with changes in land use from undeveloped land into settlement areas and traffic zones up to the rural districts far from the cities. Environmental loads, e.g....