Much of his work thus far has focused on the monitoring and modeling of various components of the water cycle in some of the fastest changing regions of the world such as the Himalayas and the Amazon. He received his PhD from the Department of Geography at Clark University where he was also a Visiting Professor for a year teaching courses for the Environmental and Earth Sciences Program. Prior to that, Dr. Panday worked at the Woods Hole Research Center, an independent research institute located in Cape Cod, Massachusetts, where he examined the impacts of deforestation on river hydrology in the Brazilian Amazon.