Geological risks in Noto (volcano Etna) ● Volcano Etna is situated in Sicily not far away from Noto. ● It is 3300 meters high. ● Its last eruption dates.

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Presentation transcript:

Geological risks in Noto (volcano Etna) ● Volcano Etna is situated in Sicily not far away from Noto. ● It is 3300 meters high. ● Its last eruption dates back to September 4 th 2007 (It only lasted 1 day).

Geological risks in Noto (Volcano Etna)[2] ● It emits effusive eruptions and sometimes explosive ones. ● This volcano is said to be of vulcanian type ( with violent rhythmic explosions that come out of a closed chimney).

Geological risks in Noto (volcano Etna)[3] ● Around volcano Etna, there are towns like Noto, and so risks for its inhabitants. ● The main risks come from emissions of lava flows that run down the slopes.

Close watch over the volcano ● Vulcanologists watch over the volcano to warn people when there is a risk.

Close watch over the volcano[2] ● Vulcanologists set up automatic stations that resist all weather conditions. ● They use sismographs and other useful tools.

Close watch over the volcano[3] ● They have to keep a close watch over volcanoes et seisms. ● They analyze toxic gases that come out of the volcano.