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AFRICAN WAVES [1 record]
Record 1 - internal organization data 2004-01-12
Record 1, English
Record 1, Subject field(s)
- Atmospheric Physics
Record 1, Main entry term, English
- African wave
1, record 1, English, African%20wave
correct, see observation
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
African Waves. A prominent meteorological phenomena wherein waves originate over central and western Africa and propagate westward into the eastern Atlantic Ocean. 2, record 1, English, - African%20wave
Record number: 1, Textual support number: 1 CONT
African Waves ... have wavelengths of around 2500 km, periods of about 3.5 days and move with a westward speed of around 8 m/s. Their genesis begins with strong surface heating over the Sahara during the northern summer combining with cooling of the sea water over the Gulf of Guineau to the south to establish a north-south temperature gradient over central and western Africa. 2, record 1, English, - African%20wave
Record number: 1, Textual support number: 2 CONT
The wave disturbances drawing energy from this [African] jet propagate westward to the Atlantic Ocean. They are also known as African waves. Some of them under favorable conditions become hurricanes that reach North America. 3, record 1, English, - African%20wave
Record number: 1, Textual support number: 1 OBS
African wave : term frequently used in the plural (African waves). 4, record 1, English, - African%20wave
Record 1, Key term(s)
- African waves
Record 1, French
Record 1, Domaine(s)
- Physique de l'atmosphère
Record 1, Main entry term, French
- onde africaine
1, record 1, French, onde%20africaine
correct, see observation, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
[...] les ondes africaines sont alimentées par les conversions barotrope et barocline de l'énergie du courant jet africain. 2, record 1, French, - onde%20africaine
Record number: 1, Textual support number: 2 CONT
L'ouragan Gabrielle est issu d'une onde africaine qui s'est formée près des îles du Cap-Vert le 28 août 1989. 3, record 1, French, - onde%20africaine
Record number: 1, Textual support number: 1 OBS
onde africaine : terme souvent utilisé au pluriel (ondes africaines). 4, record 1, French, - onde%20africaine
Record 1, Key term(s)
- ondes africaines
Record 1, Spanish
Record 1, Textual support, Spanish
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