CO2-emissions from traffic - increasingly from freight transport - are growing, especially in the highly developed industrialized countries. The answers to this environmentally problematical development are technical ones mainly: Administrators and scientists try to improve engines,...

CO2-emissions from traffic - increasingly from freight transport - are growing, es-pecially in the highly developed industrialized countries. The answers to thisenvironmentally problematical development are technical ones mainly: Admi-nistrators and scientists try to improve engines,...