T2-T12 Field (image) University of Miami Rosenstiel School of Marine & Atmospheric Science Share Print E-Mail Caption This is an illustration of annual mean T2-T12 field that provides a direct measure of the upper-tropospheric water vapor. Purple = dry and Red = moist. Credit Eui-Seok Chung, Ph.D. Assistant Scientist - UM Rosenstiel School of Marine and Atmospheric Science Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.