Mega Cities : ein Beitrag der Europäischen Raumfahrtagentur zum besseren Verständnis einer globalen Herausforderung Man made settlement patterns are clearly visible from space. In cooperation with the EUROPEAN SPACE AGENCY this publication concentrates on recent developments within the 42 most important and fascinating agglomerations of the world. High resolution satellite images together with panoramas and zoom shots invite you to explore the secrets and issues of today’s mega cities.