540 x 179
Map adapted from Shindell et al., 2001, copyright AAAS 2001. Terms and conditions of use for material copyright AAAS: Readers may view, browse, and/or download material for temporary copying purposes only, provided these uses are for noncommercial personal purposes. Except as provided by law, this material may not be further reproduced, distributed, transmitted, modified, adapted, performed, displayed, published, or sold in whole or in part, without prior written permission from the publisher.
Published November 15, 2006