Controversial Dam's Far-reaching Impact

"The Bhagirathi River, considered holy by many in India, stands to be changed irrevocably by the Tehri Dam, which will be the fifth-largest in the world when it's completed. This $1.2 billion hydroelectric project will displace tens of thousands of people from more than 100 villages, and, say critics, it could lead to devastation for thousands more if an earthquake hits, as the dam is built near a fault line. Reporter Dan Oko paddles through the Bhagirathi's rapids before they disappear and reflects on India's plans to go even bigger and bolder with hydro."