Deformation in Mt. Agung, Indonesia detected by Sentinel-1

Mt. Agung, a volcano in Bali, Indonesia, has been experiencing unrest lately, and Indonesian officials fear that an eruption might be imminent, prompting thousands to flee. This is a differential interferogram generated from a pair of Sentinel-1 SAR imagery dated 28 August and 21 September 2017 downloaded from the Sentinel Data Hub and processed using... Continue Reading →

Mining flood height data from social media

I think we can all agree that social media is a gold mine of data; one particularly underutilized area is extracting hazards-related data and making it useful for analysis. Last September 12, two typhoons almost simultaneously crossed the Philippines bringing heavy rains in many parts of the country. This caused floods in many different areas.... Continue Reading →

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