Des Alpes à l'Himalaya les avalanches frappent de plus en plus souvent du fait du réchauffement climatique. Mais comment ces phénomènes se déclenchent-ils ?
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Des Alpes à l'Himalaya les avalanches frappent de plus en plus souvent du fait du réchauffement climatique. Mais comment ces phénomènes se déclenchent-ils ?
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