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UNEP (2009): Recent Trends in Melting Glaciers, Tropospheric Temperatures over the Himalayas and Summer Monsoon Rainfall over India (Wiedergabe für Bildungs- und nichtkommerzielle Zwecke erlaubt, s. S.2 des Dokuments: "This publication may be reproduced in whole or in part and in any form for educational or non-profi t purposes without special permission from the copyright holder, provided acknowledgement of the source is made. UNEP and the authors would appreciate receiving a copy of any publication that uses this report as a source. No use of this publication may be made for resale or for any other commercial purpose whatsoever without prior permission in writing from the United Nations Environment Programme.")