5分
California Avalanche Forecasting Sagehen Science & Education
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- 科学
February, 2006: Carolyn Crane turns the microphone on staff from the Sierra Avalanche Center in Truckee & the Eastern Sierra Avalanche Center in Mammoth, then takes a field trip into the wintery Sagehen Basin to learn about snow crystals, snowpits, beacons & probes.
Photo: Avalanche Forecaster Brandon Schwartz kicks off avalanches on a small test slope at the top of Sagehen basin.
5:36
February, 2006: Carolyn Crane turns the microphone on staff from the Sierra Avalanche Center in Truckee & the Eastern Sierra Avalanche Center in Mammoth, then takes a field trip into the wintery Sagehen Basin to learn about snow crystals, snowpits, beacons & probes.
Photo: Avalanche Forecaster Brandon Schwartz kicks off avalanches on a small test slope at the top of Sagehen basin.
5:36
5分