Organic matter carried in rivers to the Russian part of the Arctic Ocean may be creating more clouds and keeping the region cooler, a new study has found. Subscribe to our newsletter for the latest ...

Satellite data shows the ground is sinking beneath many of the world’s biggest river delta cities, worsening flood and sea-level rise risks.

The figure shows the delta of the river Lena, one of the largest rivers in the world. The river is visible in bright yellow, as it splits and divides into many different channels before meandering ...