Different forms of precipitation (dew, fog, rainfall, frost, snowfall, hailstorm etc.) depend on stability and instability of the atmosphere. The air without vertical movement is called stable air while unstable air undergoes vertical movement (both upward and downward). An airmass ascends and becomes unstable when it becomes warmer than the surrounding airmass while descending airmass […]
Stability and Instability of the Atmosphere | Precipitation | Geography
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How to Measure Relative Humidity ? (With Formula) | Geography
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The following article will guide you about how to measure and calculate relative humidity. Also learn about the instruments which are used for indirect measurement of relative humidity. Moisture (water vapour) content in the air can be measured in a number of ways. Most commonly used reference to water vapour is relative humidity (RH), which […]
Air Masses of Asia | Climatology | Geography
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In this article we will discuss about the wintertime and summertime air masses of Asia. 1. Wintertime Air Masses: i. Continental Polar Air Masses: These air masses originate over extensive areas comprising Siberia and outer Mongolia having very cold ground surface. Initially, the air masses are very cold and dry in their source regions. The […]