Q. The Grand Ethiopian Renaissance Dam (GERD), seen in the news recently, is built on which one of the following rivers?

[A] Congo River

[B] Blue Nile River

[C] Orange River

[D] Zambezi River

Answer: B
Notes:

Explanation: Blue Nile River

  • The Grand Ethiopian Renaissance Dam (GERD)’s saddle dam, the largest and most critical auxiliary dam globally built on Blue Nile River, is an active geohazard hotspot showing critical signs of instability. If breached could threaten downstream regions, threatening millions in Sudan and Egypt warned a study published in International Journal of Disaster Risk Reduction, March 2026.

Source: DTE

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