Sudden advance of #Negribreen #Arctic #glacier over the past year detected by @CopernicusEU #Sentinel1 satellites: https://t.co/xGNDNOz0X3 pic.twitter.com/jqPJCNMhWN— ESA EarthObservation (@ESA_EO) May 12, 2017
Sudden advance of #Negribreen #Arctic #glacier over the past year detected by @CopernicusEU #Sentinel1 satellites: https://t.co/xGNDNOz0X3 pic.twitter.com/jqPJCNMhWN