Iceland, Erupts and Threaten Towns
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Guests at the nearby luxury Blue Lagoon geothermal spa resort were evacuated as a precaution. View on euronews
A large sulfur dioxide gas cloud is blowing toward Keflavík International Airport. Authorities have told people nearby to stay indoors and keep their windows shut as pollution levels rise. Despite this, flights are running normally and the airport remains open.
Iceland's Reykjanes peninsula experienced its ninth eruption since late 2023 on July 16, 2025, prompting evacuations at the Blue Lagoon and Grindavik. This latest event, deemed relatively small, follows a series of eruptions that began in March 2021 after eight centuries of dormancy.
The concept isn’t hypothetical. Tephra layers in Icelandic peat cores show that eruptions soared six-fold between 12,000 and 10,000 years ago —exactly when