Rainfall Totals in May 2014 vs. May 2015 (IMAGE) NASA/Goddard Space Flight Center Caption TRMM rainfall totals for the region comparing May 2014 and May 2015. Credit Credits: Images produced by Hal Pierce (SSAI/NASA GSFC) Usage Restrictions None License Licensed content 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.