In Botswana's Okavango Delta — declared a UNESCO World Heritage Site in 2014 — warming trends over the past two decades are approximately twice the global average.

This inland delta is unique in Europe, and was created by the Danube coming out of the mountains. But today the river is not as free to move as once. Seeing the grip of the built environment ...

The Ahwar of Southern Iraq – also known as the Iraqi Marshlands – are unique, as one of the world’s largest inland delta systems, in an extremely hot and arid environment. Description is available ...