New Delhi, July 23 -- The ongoing efforts to conserve wetlands across the country has shown steady progress with figures provided by the Centre to the Supreme Court on Tuesday indicating that about 77% of 231,195 wetlands have been mapped so far by states and union territories based on ground truthing while the exercise of demarcating their boundaries is yet to reach the halfway mark. The figures were presented to the court pursuant to an order of the top court on December 11, 2024 setting a deadline of three months for demarcation of the total wetlands based on satellite data received from Space Application Centre (SAC)-ISRO. While the three month period expired in March, the Centre has since been following up with the states and UTs to sp...