Ashraf M.T. Elewa Migration of Organisms Climate • Geography • Ecology Ashraf M. T. Elewa (Editor) Migration of Organisms Climate • Geography • Ecology With 67 Figures 123 Dr. Ashraf M. T. Elewa Professor Minia University Faculty of Science Geology Department Egypt E-mail:
[email protected] Library of Congress Control Number: 2005927792 ISBN-10 3-540-26603-8 Springer Berlin Heidelberg New York ISBN-13 978-3-540-26603-7 Springer Berlin Heidelberg New York This work is subject to copyright. All rights are reserved, whether the whole or part of the material is concerned, specifically the rights of translation, reprinting, reuse of illustrations, recitations, broadcasting, reproduction on microfilm or in any other way, and storage in data banks. Duplication of this publication or parts thereof is permitted only under the provisions of the German Copyright Law of September 9, 1965, in its current version, and permission for use must always be obtained from Springer. Violations are liable to prosecution under the German Copyright Law. Springer is a part of Springer Science+Business Media springeronline.com © Springer-Verlag Berlin Heidelberg 2005 Printed in The Netherlands The use of general descriptive names, registered names, trademarks, etc. in this publication does not imply, even in the absence of a specific statement, that such names are exempt from the relevant protective laws and regulations and therefore free for general use. Cover design: Erich Kirchner Production: Luisa Tonarelli Typesetting: Camera-ready by the editor Printed on acid-free paper 30/2132/LT – 5 4 3 2 1 0 Dedication This book is dedicated to all people who Believe in One God Believe in Peace Believe in Migration in the Way of God To m