Sentences with phrase «depth hoar»

Depth hoar crystals are formed at the base of a snowpack when water vapor sublimates onto existing snow crystals.

Sharing top billing in the rogues» gallery of weak layers is a wily meteorological entity known as «depth hoar.»

In a 32 - degree Fahrenheit room in the Institute's field station, researchers Charles Fierz and Thorsten Baunach create depth hoar in a box to determine how quickly it grows under various snow and weather conditions.

The labyrinthine interiors of depth hoar crystals also cause problems for researchers like the U.S. Department of Agriculture's Al Rango, who uses microwave - sensing satellites to measure the amount of water locked away in the winter snow cover.

In time, this redistribution of mass leads to large and blocky crystals known as depth hoar.

A layer of depth hoar tends to make the snowpack unstable.

Low - temperature electron microscopy images of depth hoar are leading to better models for converting the raw satellite readings into accurate measurements of snowfall.