Ethiopia Blue Nile dam has neighbouring countries fearing for their water supplies

In Ethiopia, a massive engineering project, more than a decade in the making, is taking shape. The Grand Ethiopian Renaissance Dam looks set to revolutionise life in the country, providing reliable power to a population long plagued by blackouts.

But Ethiopia's neighbours, Sudan and Egypt, fear the dam across the Nile will irreversibly affect their precious supplies of water.

Видео Ethiopia Blue Nile dam has neighbouring countries fearing for their water supplies канала Channel 4 News