Articles sur Volcanoes

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Seismic shockwaves after a meteorite’s collision could affect systems all over the planet. solarseven/

More bad news for dinosaurs: Chicxulub meteorite impact triggered global volcanic eruptions on the ocean floor

Research suggests a new threat to life on Earth from the meteorite's crash: Via seismic waves, the impact triggered massive undersea eruptions, as big as any ever seen in our planet's history.
International passengers at Ngurah Rai International Airport, Bali, Indonesia on November 29 th, 2017. Thousands of tourists were stranded and could not go home after Mt Agung volcano erupted. Reuters/Johannes P. Christo

Bali tourism and the Mt Agung volcano: quick dollars or long term reputation

Until late November, Bali's high economic dependence on tourism led its Tourism Board to dismiss the dangers of the Mount Agung volcano. This severely undermined the reputation of destination Bali..
A detection station for seismic activity at Bilibion, a remote corner of Russia. The Official CTBTO Photostream (Copyright CTBTO Preparatory Commission)

I’ve always wondered: do nuclear tests affect tectonic plates and cause earthquakes or volcanic eruptions?

Human-induced earthquakes have been reported from every continent except Antarctica. We asked a geologist to investigate whether North Korea's nuclear tests could trigger geological changes.
Balinese farmers with Mount Agung in the background. Areas with high volcanic activity also have some of the world’s most fertile farmlands. Reuters/Darren Whiteside

How Mount Agung’s eruption can create the world’s most fertile soil

Volcanic ash can cause a nuisance to farmers, burying agricultural lands and damaging crops. But in the long term, this ash will create highly productive soil that can support huge populations.
A young boy shields his face from volcanic dust whipped up by winds at the foot of the Mount Yasur Volcano on the south-west coast of on Tanna Island, Vanuatu, Thursday, March 19, 2015. AAP Image/Dave Hunt

Ambae volcano’s crater lakes make it a serious threat to Vanuatu

Ambae does not fit the stereotypical image of a volcano, and it poses a significant threat.

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