Swiss ready to escape – water rises, but helpers are tied up

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In the Swiss Lötschental, the water behind the gigantic rubble pass rises. The authorities expect the water from the Lonza river every hour to make a path to the valley (see video above). Two municipalities below were called on the residents to pack the bald supplies.

The people in Steg-Hohten and Gampel-Bratsch must be ready to flee in a flood wave or avalanche. Among other things, they are held up -To date via the Emergency App Alertswiss. The two communities are approximately 20 kilometers below the spilled village of Blatten. In total, more than 2,000 people live in the area, but the call only applies to the districts on the Valley Ground. A dam and catch basin are above Ferden. Water has already been drained, but whether the swimming pool can collect all water masses is currently unclear.

“Risk of a disaster scenario”
The cantonal geologist Raphaël Mayoraz carefully expressed itself optimistic. “The water starts to make its way through the deposition of 2.5 kilometers (debris). As time progresses, the risk of a disaster scenario is reduced.” The worst scenario would be that much more water and beds come than fits in the Ferden reservoir.

Army is ready
It is therefore conceivable that steep and rock masses will be taken away. The better scenario would be that the water will make its way through the Schuttberg, returns to the river bed of the Lonza and almost flows to the valley. Residents, residents and the authorities are damn to wait. So there is no way to steer the drain through the milling of a channel in the rubble mountain in an orderly way. The site is too unstable for that. However, the Swiss army is ready to start evacuation work as soon as it allows the situation.

As reported, the birch glacier broke off on Wednesday and caused an enormous degree of ice, mud and debris. The accelerated movement is related to climate change. The 500 meter high rock wall above the glacier is in the Permafrost zone, said Christophe Lambiel of the University of Lausanne. The permafrost thawed by climate heating, making the rock unstable. The broken rock in turn emphasized the glacier and accelerated it on the steep slope. He knows nothing similar in the Alps, Lambiel said. That is an unprecedented series.

Source: Krone

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