Itanagar, Nov 16: The fourth Khangri Glacier scientific expedition has recorded major breakthroughs, including the first-ever reconnaissance of the high-risk Dharkha Tso glacial lake and the discovery of aquatic life at a depth of 20 metres in Rani Lake in Arunachal Pradesh’s Tawang district.

The week-long mission, carried out from November 8 to 14, is a joint flagship initiative of the Centre for Earth Sciences and Himalayan Studies (CESHS) and the National Centre for Polar and Ocean Research (NCPOR) under the Union Ministry of Earth Sciences.

CESHS Director Tana Tage said the expedition aims to enhance scientific understanding of glacier dynamics, climate change impacts and water-resource sustainability in the Eastern Himalayas.

Launched in 2023, the expedition series focuses on long

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