How many dams are on the Mekong River in Laos?

Protests against Laos’ plans to build a network of 11 dams along the Mekong River with backing from neighboring Cambodia, Thailand and Vietnam have been going on for decades. The four countries hope that energy produced by the network will drive economic growth in the region.

What dams are in the Mekong River?

Existing hydropower infrastructure

Project River Max reservoir area (km2)
Nuozhadu Mekong 320
Jinghong Mekong 510
Manwan Mekong 415
Xiaowan Mekong 194

What is wrong with the Mekong River?

Population growth, poor land-use planning and economic policies that encourage the unsustainable use of natural resources are among the factors increasing deforestation and biodiversity loss across the Greater Mekong region.

What’s the biggest dam in the world?

Currently, the tallest dam in the world is Nurek Dam on the Vakhsh River in Tajikistan. It is 984 feet (300 meters) tall. Hoover Dam is 726.4 feet (221.3 meters) tall. Today, Hoover Dam still ranks in the top 20 of the tallest dams in the world, but only in the concrete gravity and arch categories.

What are the unintended consequences of building hydroelectric dams along the Mekong River?

These dams have disrupted the hydrology of the Mekong River and its tributaries. Unseasonal changes to water levels, flow rates, and turbidity are having ecologically negative synergistic effects, not only on areas immediately nearby these hydropower projects, but also on places many km away in neighboring countries.

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