The United Nations observes World Water Day on March 22nd. The day highlights the importance of freshwater and promotes sustainable management of our water resources. This year, the theme is Glacier preservation. Glaciers are the largest reservoirs of freshwater and are a crucial part of our water conservation efforts.

A group of researchers from Anna University, Chennai and University of Madras, Chennai have studied the influence of seawater intrusion on groundwater in the coastal aquifers of Kalpakkam in Tamil Nadu.