Wood Buffalo National Park, in Canada, which spans northern Alberta and parts of the Northwest Territories, contains the ...

Across the world, large dams stand as some of humanity’s most ambitious engineering achievements. They are built not only to generate electricity, but to control floods, support agriculture, and ...

China has started building a mega-dam on the Yarlung Zangbo River in Tibet, which could become the world’s largest source of hydroelectric power when completed, according to Chinese officials. The ...

Beavers are ecosystem engineers. Their activities sculpt entire environments, creating opportunities for other species to ...

JOHANNESBURG, South Africa — With great fanfare Ethiopia inaugurated its controversial mega-dam on the Blue Nile on Tuesday – the biggest hydroelectric dam in Africa but one that's divided the region ...