This video explores climate changes which have occurred in the past, heating the planet and impacted the face of the Earth and it's people considerably. In preparation for the future, a team of scientists led by Professor Siwan Davies (Department of Geography, Swansea University) investigates microscopic volcanic ash buried deep within the Arctic ice and the mud of the sea-bed - evidence of these volatile changes and the key to understanding future climatic occurrences.
For more information, visit Swansea University's Geography webpages at swansea.ac.uk/geography
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