In this study, we used 32 images from the Landsat Thematic Mapper, Enhanced Thematic Mapper Plus, and Operational Land Imager archive, going back to 1990, which are available on the Google Earth ...

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The podcast is presented by Gareth Mitchell, a lecturer on Imperial's MSc Science Communication course. He’s also a longstanding BBC presenter and reporter. Gareth is joined each month by our roving ...