Single Hurricane Activity (IMAGE) Duke University Caption Each map shows the increased levels of photosynthesis and carbon uptake by forests caused by individual hurricanes in 2004. The dotted gray lines represent the paths of the storms. Credit Lauren Lowman, Duke University 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.