A precious piece of sediment, and what it says about our future

After years of preparation and effort an international team have succeeded in recovering over 200 metres of sediment from below the West Antarctic Ice Sheet. Claire Concannon visits the sediment core analysis team in Dunedin to find out how mud, rocks and microfossils can tell the story of ice growth and retreat across time. And as we look towards our warmer future, what will this mean for sea…