Cloud cover such as the Amazon Rainforest and some others are almost always clear such as the Sahara Desert. Cloud cover Cloud cover (also known as cloudiness, cloudage, or cloud amount) refers to the fraction of the sky obscured by clouds when observed from a particular location. Okta is the usual unit of measurement of the cloud cover. The cloud cover is correlated to the sunshine duration as the least cloudy locales are the sunniest ones while the cloudiest areas are the least sunny places. The global cloud cover averages around 0.68 when analyzing clouds with optical depth larger than 0.1. This
Obsolete Russian units of measurement as the pood is used when referencing the weight of a kettlebell, a Russian invention, especially in CrossFit. The Imperial Russian apothecaries' weight was defined by setting the grain () to be exactly seven-fifths of a "dolia". The only unit name shared between the two was the "funt" (pound), but the one in the apothecaries' system is exactly seven-eighths of the ordinary "funt". The obsolete units of measurement survived in Russian culture in a number of idiomatic expressions and proverbs, for example: Obsolete Russian units of measurement A native system of weights and measures was used in Imperial Russia and