Detailed text transcripts for TV channel - MSNBC - 20161204:00:01:00
And where there's snow, there is always the chance of an avalanche. this snow border sets off an avalanche outside lake tahoe. he managed to stay on top of the snow. others aren't so lucky. true or false, avalanches only happen after a heavy snow? the answer is false. >> the factors that contribute to conditions for an avalanche are going to be a combination of weather, snowfall, slope angle. over a period of time we have different storms that come through. each storm lays down a layer of snow. all of that effects how the snow changes. >> the swiss alps five friends ski a dangerous run known a...