By Jason Thomson
Nature can turn carbon dioxide into rock, but it takes thousands upon thousands of years. Scientists in Iceland may have just figured out how to do it in less than two.
Carbon capture and storage (CCS) holds enormous potential to slow climate change, taking carbon dioxide gas out of the atmosphere and storing it underground – in theory, anyway.
But efforts to turn theory into reality have faced huge technical challenges, not least concerns that the liquid carbon dioxide being pumped down into the Earth might leak back out.
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