Sentences with phrase «ice particles low»

This is called alpenglow, and it happens because the sunlight reflects downward off snow, water, or ice particles low in the atmosphere.

Not exact matches

By analyzing this data over the following six months, the researchers found that clouds that grew at the lowest temperatures required extremely high relative humidity in order for water vapor to form an ice crystal around a dust particle.

The record loss was due mainly to exceptionally low temperatures last winter in the Arctic stratosphere, which help to form ice particles at an altitude of around 18 — 25 kilometres.

The retrieved PSDs generally had lower concentrations of small ice particles, with total number concentration independent of temperature.

The dust particles act as surfaces, or kernels, for water vapor to attach to in low clouds, and for ice crystals to form around in higher clouds.