Articles on Marine sediments

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Nature’s bank vault. Julius Glampedakis

Seagrass, protector of shipwrecks and buried treasure

The sediments that accumulate beneath seagrass meadows can act as secure vaults for shipwrecks and other precious artefacts, by stopping water and oxygen from damaging the delicate timbers.
Ocean sediments in South Africa provide evidence of climate variation going back 270,000 years. Rogan Ward/Reuters

Marine sediments unlock secrets about climate change in South Africa

Marine sediments provide evidence of climate variability in South Africa going back 270,000 years. These changes correspond with changes in the archaeological record of the country.

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