the gas emissions of vulcano eolian island on mediterranean sea

2021 activity aeolian ash blue city cloud coast crater december desert eolian eolie eruption evacuation fog fumaroles gas geology geothermal harbor heat hiking increased island islands italian italy landscape lava lipari mediterranean mountain nature orange orders outdoor partial path peaks rocks salina sea sicilia sicily sky smoke steam stone stones summer tourism toxic travel view volcanic volcano vulcano vulcanologist vulcanology