The world's largest Tibetan Buddhist study center, Larung Gar Buddhist Academy, faces increased Chinese military presence, heightened surveillance, and stricter regulations on monks' and nuns' residency and registration.

China has deployed nearly 400 troops at Larung Gar Buddhist Academy to enforce stricter surveillance, with plans to impose regulations in 2022 limitin

The recent military buildup and impending regulations highlight an escalation in Beijing's campaign to limit religious freedom in Tibet

The total cost of the dam could go beyond 1 trillion yuan (about $137 billion), making it the most expensive infrastructure project ever built in the world.

Analysts warn huge hydroelectric project in Tibet could risk geological disasters and irk New Delhi as neighbours try to ease tensions.

China has approved the construction of what will be the world's largest hydropower dam, kicking off an ambitious project on the eastern rim of the Tibetan plateau that could affect millions downstream in India and Bangladesh.