Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.
The Indus River at its confluence with the Zanskar River in India. The river is a growing source of discord between India and Pakistan, made worse by the ongoing dispute over Kashmir.
1 of 8
On the Amazon, in 2016 Brazilian hydropower expansion plans were put on hold after rights groups argued the dams would put the forest and its indigenous people at risk.
2 of 8
The government of the DRC is seeking to harness the power potential of the Congo river by building the Grand Inga, expected to to be the world's biggest hydroelectric project when completed. But NGOs claim electricity generated will bypass rural communities.