China building world’s BIGGEST DAM in controversial $137bn megaproject – but it’s in a high-risk earthquake zone

CHINA has given the green light to plans for the world's largest hydropower dam, despite protests from neighbouring countries.

Millions could be without water as Tibet is set to become home to the world’s most ambitious individual infrastructure project

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The dam will be built in the lower area of the Yarlung Zangbo RiverCredit: Getty
Aerial view of the Great Bend of the Yarlung Zangbo River, showing the Xiangguorong Bridge.
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China is planning more hydropower projects upstream of the Yarlung Zangbo to continue its hydropower generationCredit: google earth
Three Gorges Dam in China releasing water.
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The current largest dam in the world, which is so big it affects the planet's rotation by 0.06 microsecondsCredit: Alamy
Aerial view of the Three Gorges Dam in China, releasing water.
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The Three Gorges Dam cost £29 billion to buildCredit: Alamy

The dam in the lower area of the Yarlung Zangbo River could generate three times more electricity than the current largest dam, the Three Gorges Dam in central China.

According to a 2020 estimate by Power Construction Corp of China, it could produce 300 billion kilowatt-hours of electricity annually.

The Asian country’s latest project comes with a hefty price tag as the government has allocated £114 billion to the entire project.

The Three Gorges Dam cost £29 billion in 2008 as it resettled 1.4 million people.

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Despite officials claiming the project will not significantly affect the environment or water supplies, it remains unclear how many people will lose their homes.

The stakes are also high for India and Bangladesh who are concerned about how the dam will alter the downstream water supply.

India fears the project could trigger flash floods or create water droughts for the country.

The Yarlung Zangbo becomes India's Arunachal Pradesh and Assam river before flowing into Bangladesh.

In July, a ruling Bharatiya Janata Party (BJP) member, Ninong Ering, told parliament that China could not be trusted.

He said: “We cannot trust our ‘neighbour’. You never know what they can do.

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“They can either divert the entire river flow, drying up our Siang or release water at once, causing unprecedented floods and havoc downstream.”

China is planning more hydropower projects upstream of the Yarlung Zangbo to continue its hydropower generation.

The new dam aims to be completed by 2060 to help China achieve its net zero emissions.

Xinhua news agency reports that the newly approved construction project will create jobs in the area and help China meet its carbon peaking and neutrality goals.

Plan for world's largest dam in Tibet, China; expected to produce 300 billion kilowatt-hours of electricity annually and help China achieve net zero emissions by 2060.  Comparison with Three Gorges Dam included.
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The project site is on a tectonic plate boundary, making it a hotspot for potential earthquakes.

Tibet recently suffered from a 7.1 earthquake that saw at least 126 dead and injured 188 in the city.

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The recent earthquakes also sent shockwaves of havoc in parts of Nepal and India.

The Chinese Air Force used specialist drones to look for survivors amongst the rubble around 50 miles from the quake's epicentre.

Aerial view of the Yarlung Tsangpo River in Tibet, with terraced farmland and forest.
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India fears the project could trigger flash floods or create water droughts for the countryCredit: Getty
Aerial view of the Yarlung Zangbo Grand Canyon in Tibet.
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According to a 2020 estimate it could produce 300 billion kilowatt-hours of electricity annuallyCredit: Getty
Aerial view of the Three Gorges Dam in China, showing its five-tier ship locks and surrounding landscape.
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The Three Gorges Dam stands at 181 metres tall and 2,335 metres wideCredit: Alamy
Aerial view of the Three Gorges Dam in Yichang, Hubei province, China.
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The Three Gorges Dam is capable of holding a staggering 27.2 million cubic metres of water and has a maximum capacity of 22,500 megawattsCredit: Rex