Daniel Swain in Bloomberg: The World’s Rivers, Canals and Reservoirs Are Turning to Dust

The reasons global waterways have dried to a trickle are complex. There’s the impact of the weather-roiling La Nina, prolonged drought in many regions and also simple bad luck. But the biggest driver underpinning the shift is climate change.

“It’s a combination of many factors leading to this particularly extreme event,” said Daniel Swain, a climatologist at the University of California Los Angeles. “But there is clearly a role for climate change, which made multiple underlying, record-breaking, and in some cases, record-shattering heat waves dramatically more likely.”