May 18 , 2026
15 hrs 0 min
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- Scientists discovered a massive ancient underground river palaeo-channel beneath the Prayagraj–Kanpur stretch in Uttar Pradesh.
- The study was carried out by the Council of Scientific and Industrial Research (CSIR).
- The palaeo-channel lies 10–15 metres below the surface and extends nearly 200 kilometres.
- Airborne Electromagnetic (AEM) surveys and deep drilling confirmed ancient riverbed sandy deposits in the region.
- Palaeo-channels are old inactive river channels that are important for groundwater storage and mineral exploration.
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