The Garden Guide

Book: Gardening Science - Soils, Manure and the Environment
Chapter: Chapter 4: Weather and Climate

A cloud is a mass of vapour

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1375. A cloud is a mass of vapour, more or less opaque, formed and sustained at considerable height in the atmosphere, probably by the joint agencies of heat and electricity. The first successful attempt to arrange the diversified forms of clouds under a few general modifications was made by Luke Howard, Esq. We shall give here a brief account of his ingenious classification.