A bit of a good news on Mayon: PHIVOLCS has lowered the alert level to Alert Level 3. Hopefully, things will go back to normal and all those affected will be able to go back to their homes. In the meantime, here are two of the latest satellite images of Mayon from Sentinel 2 since... Continue Reading →
(Image above: False color composite generated from Sentinel-2 data draped over Google Earth terrain) Although I've been to several volcanoes and have studied and worked on volcanic deposits before, this is the first time I've seen an eruption in person. I posted photos from our trip to Mayon, where we tried to document the eruption,... Continue Reading →
Mayon Volcano, the most active volcano in the Philippines, is erupting again. The activity started last January, and it's still continuing until now. Eruption types have ranged from Strombolian to Vulcanian. The volcano is continuously degassing, with some occasional lava fountaining. Here are some photos I took when got a chance to go there.
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 →