Population in Poverty Graph (IMAGE) Purdue University Caption This graph shows the percentage of the population in poverty in 2001 and the change in poverty due to extreme climate for the sample countries. A Purdue team found that urban workers could suffer the most from climate change as the cost of food drives them into poverty. Credit Hertel lab image 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.