Six African heritage sites under threat from climate change
From rock art in southern Africa to pyramids along the River Nile, humans have been leaving their mark across the continent for millennia.
But extreme weather events, the rise in sea levels and other challenges associated with the changing climate are threatening to destroy invaluable cultural landmarks, a recent study warns.
Writing in the Azania journal, researchers from the UK, Kenya and the US say that "significant intervention" is needed to save these heritage sites.
As if to underline the warning, in recent weeks archaeologists in Sudan have been trying to stop floodwater from the River Nile from reaching the UN-designated World Heritage Site at al-Bajrawiya.
The UN-protected site of al-Bajrawiya has relics 2,300 years old
The river floods every year, but people working in ...