Map (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption The LOCA2 data estimate how often a “once-in-a-century” day of rain or snow will hit in different climate change scenarios between now and 2100. Colors on the maps show how frequently researchers expect such an extreme precipitation event to occur, with the darkest brown indicating every 30 to 40 years. Credit Dave Pierce/Scripps Institution of Oceanography Usage Restrictions None License Original 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.