This latest power failure, dubbed "Terrible Tuesday" by the Indian press, points to persistent and systemic issues in India’s infamous bureaucracy.
With a fast-growing reputation for some of the world's best whitewater, anti-dam activists say Arunachal Pradesh should look to eco-tourism for income.
150 dams proposed in Arunachal Pradesh could devastate the state's vibrant indigenous cultures.
Huge upfront payments make it easy for dam builders and the government to gloss over environmental regulations.
India's banking on 150 in Arunachal Pradesh to help fill its immense power needs. But the value of the land and cultures that will be lost is impossible to calculate.
More than 20 indigenous tribes live in India's long-isolated northeastern state. But with a bevy of dams planned, that may not be true much longer.