Tanzanian household (IMAGE) Penn State Caption Moving from a year with typical rainfall to a particularly dry year was associated with a 13-percentage-point increase in the risk of being food insecure for Tanzanian households, according to the researchers. Credit Heather Randell/Penn State Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. No derivatives or adaptations of the work are permitted. License CC BY-NC-ND 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.