Teo Blašković founded The Watchers in 2011 and edited it until 2026, covering seismic and volcanic activity, extreme weather, space weather and near-Earth objects. Articles on this page are his archive.
The Volcanic activity on Ambae Island has now increased from minor to major unrest level in December 2021. Accordingly, the Volcanic Alert Level increased from Level 1 to Level 2 on December 27. New analyses suggest that activity at the volcano has significantly…
Latest InSAR images near the Fagradalsfjall eruption site in Reykjanes Peninsula, Iceland show clear signs of deformation over the period from December 20 to 26, 2021. The deformation seen now is very similar to the deformation observed at the end of February 2021…
Weeks of heavy rainfall over the northeastern Brazilian state of Bahia (population 15 million) caused massive floods and damage, leaving at least 18 people dead, nearly 500 000 affected, and 35 000 displaced. Parts of the state, including capital Salvador, have…
The eruption at Cumbre Vieja volcano in La Palma, Canary Islands, Spain was declared officially over on December 25, 2021 (VEI 3). With 85 days of eruptive process and 1 219 ha (3 012 acres) of land covered, this is now La Palma's longest eruption in 375 years…
Kosovo's power system is already completely affected by global energy prices, forcing the country to introduce rolling two-hour blackouts for most of its 2 million people on Wednesday, December 22, 2021. Only emergency customers will stay unaffected. This wave…
An intense earthquake swarm that started near the Fagradalsfjall eruption site in Reykjanes Peninsula, Iceland on December 21, 2021 — just one day after the eruption was declared officially over — continues with no signs of abating. While no new lava flows have…
A strong and shallow earthquake registered by the USGS as M6.0 hit off the coast of Jalisco, Mexico at 23:22 UTC on December 22, 2021. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.0 at a depth of 12 km (7.4 miles). The epicenter was…
An intense earthquake swarm started near Fagradalsfjall, Reykjanes Peninsula, Iceland at 17:00 UTC on December 21, 2021 — just one day after the official end of the eruption in the area, the longest in the country in more than 50 years. The Aviation Color Code was…
Massive gaseous cloud produced by the eruption at Hunga Tonga-Hunga Ha'apai volcano in Tonga rose to an estimated altitude of 18 km (59 000 feet) above sea level, prompting Tonga Geological Services (TGS) to warn all citizens and tourists of possible acid rain…
A new eruption started at Piton de la Fournaise volcano, Reunion at around 23:30 UTC on December 21, 2021. The alert level was raised to 2-1. Trails in the upper part of the summit were closed for the public. The seismic crisis started at around 21:15 UTC,…
