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World’s oldest termite mounds discovered in South Africa – and they’ve been storing precious carbon for thousands of years

By Michele Francis, Researcher, Department of Soil Science, Stellenbosch University
The landscape along the Buffels River in South Africa’s Namaqualand region is dotted with thousands of sandy mounds that occupy about 20% of the surface area. These heuweltjies, as the locals call them (the word means “little hills” in Afrikaans), are termite mounds, inhabited by an underground network of tunnels and nests of the southern harvester termite, Microhodotermes viator.

I’m part of a group of earth scientists who, in 2021, set out to studyThe Conversation

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