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If the Earth were tidally locked to the Sun, solar heating would cause winds across the mid-latitudes to blow in a poleward direction, away from the subtropical ridge. . However, the Coriolis effect caused by the rotation of Earth tends to deflect poleward winds eastward from north (to the right) in the Northern Hemisphere and eastward from south (to the left) in the Southern Hemisph
The term originally derives from the early fourteenth century sense of trade (in late Middle English) still often meaning "path" or "track". [2] The Portuguese recognized the importance of the trade winds (then the volta do mar, meaning in Portuguese "turn of the sea" but also "return from the sea") in navigation in both the north and south Atlantic Ocean as early as the 15th century. [3]
Sir Francis Beaufort. The scale that carries Beaufort's name had a long and complex evolution from the previous work of others (including Daniel Defoe the century before). In the 18th century, naval officers made regular weather observations, but there was no standard scale and so they could be very subjective — one man's "stiff breeze" might be another's "soft breeze"—: Beaufort succeeded ...
Lenggong or Lenggong Valley (Malay: Lembah Lenggong) is a geographical area defined by the mountain ranges of Bintang in the west and Titiwangsa to its east. It is a rural area, with small kampongs surrounded by green vegetation and limestone hills with numerous caves.
Nashtifan wind turbines in Sistan, Iran. The windwheel of Hero of Alexandria (10–70 CE) marks one of the first recorded instances of wind powering a machine. [5] However, the first known practical wind power plants were built in Sistan, an Eastern province of Persia (now Iran), from the 7th century.
Cherry tree moving with the wind blowing about 22 m/sec (about 79 km/h or 49 mph) Sound of wind blowing in a pine forest at around 25 m/sec, with gust alterations Wind is the natural movement of air or other gases relative to a planet's surface.
Principal cities within Klang Valley within the borders of the state of Selangor and the federal territories of Kuala Lumpur and Putrajaya. Klang Valley (Malay: Lembah Klang) is an urban agglomeration in Malaysia that is centered in the federal territories of Kuala Lumpur and Putrajaya, and including their adjoining cities and towns in the state of Selangor
The Baliem Valley (Indonesian: Lembah Baliem; also spelled Balim and sometimes known as the Grand Valley) is a valley of the Central Highlands in Western New Guinea, specifically in the province of Highland Papua, Indonesia. The main town in the valley is Wamena, which lies on the Baliem River. The valley is about 80 km in length by 20 km in ...