Cover Image


View/Hide Left Panel

Page ii

NATIONAL ACADEMY PRESS 2101 Constitution Avenue, N.W. Washington, D.C. 20418

NOTICE: The project that is the subject of this report was approved by the Governing Board of the National Research Council, whose members are drawn from the councils of the National Academy of Sciences, the National Academy of Engineering, and the Institute of Medicine. The members of the committee responsible for the report were chosen for their special competences and with regard for appropriate balance.

This study was supported by Contract No. DE-AM01–99PO80016, Task Order DE-AT01–01NN40254 A001, between the National Academy of Sciences and the U.S. Department of Energy. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the views of the organizations or agencies that provided support for the project.

International Standard Book Number 0–309–08421–0

A limited number of copies of this report are available from:

Development, Security, and Cooperation

National Research Council, FO 2060

2101 Constitution Avenue, NW

Washington, DC 20418

Tel: (202) 334–2644

Additional copies of this report are available for sale from: National Academy Press 2101 Constitution Avenue, NW , Lockbox 285 Washington, DC 20055 Tel: (800) 624–6242 or (202) 334–3313 (in the Washington metropolitan area) Internet,

Printed in the United States of America

Copyright 2002 by the National Academy of Sciences . All rights reserved.

The National Academies of Sciences, Engineering, and Medicine
500 Fifth St. N.W. | Washington, D.C. 20001

Copyright © National Academy of Sciences. All rights reserved.
Terms of Use and Privacy Statement