Selena Ahmed, Montana State University (IMAGE) Montana State University Caption Selena Ahmed, right, assistant professor of sustainable food systems, examines a sample of maple sap recently harvested and prepared for testing with Rocio Rivas, research assistant and lab manager, in the Montana State University Food and Health Laboratory in Bozeman, Mont. on Tuesday, Aug. 30, 2016. Prof. Ahmed is currently researching the climate change effects on maple syrup. Credit MSU Photo by Adrian Sanchez-Gonzalez Usage Restrictions Please credit: MSU photo by Adrian Sanchez-Gonzalez. 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.