PROTEST AGAINST UPPER SIANG HYDROPOWER PROJECT

Why in the news?

  • Local communities are protesting the proposed 11,000 MW hydropower project on the Siang River in Arunachal Pradesh due to environmental concerns.
  • The Upper Siang project, planned by NHPC, includes a 300-meter high dam, the largest in the subcontinent, replacing earlier proposed projects of lower capacity.
Source: quora

About Siang/Tsangpo River

Origin and Initial Course

  • Originates from Chema Yungdung Glacier, Tibet, at 5,150 meters.
  • Known as Tsangpo in Tibet, flows west-east for 1,625 kilometers.
  • Major Tibetan cities along Tsangpo: Lhasa, Shigatse.

Course in India

  • Enters India at Upper Siang district, Arunachal Pradesh near Tuting.
  • Known as Siang River in India.
  • Flows through East Siang district; major city: Pasighat.
  • Travels nearly 52 kilometers in India before reaching Assam.

Confluence and Downstream

  • Joins Lohit and Dibang rivers in Assam to form the Brahmaputra.
  • Brahmaputra flows through Assam and Bangladesh, emptying into the Bay of Bengal.