Collapse of Swiss glacier: greatest danger seems to be averted, but authorities remain wary

Two days after the collapse of the Birch Gletsher in Switzerland, a disastrous flood of the valley of the Lötschental seems to be averted, but the local authorities remain wary. “We are not allowed to let our vigilance relax. We are not yet certain that the danger has passed,” said geologist Raphaël Mayoraz of the Kanton Wallis Friday.

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