A recent study by researchers from the Department of Environmental Science, Tezpur University, Assam, and the Department of Earth Sciences, Indian Institute of Technology Gandhinagar, Gujarat on the groundwater in the Brahmaputra floodplains has revealed some alarming information. The study has detected the presence of arsenic, uranium and fluorides (compounds of the element fluorine) that can affect the wellbeing of the people in this region.
An IIT Bombay study using satellite data shows rising greenhouse gas levels over Delhi and Mumbai and also identifies emission hotspots in these cities.