WEST AFRICA ABIOTIC FACTORS

WIND In West Africa,¬†there¬†are¬†two¬†opposing surface air masses.¬†One¬†blowing¬†from¬†the south west¬†and¬†is¬†the¬†equatorial¬†maritime¬†airmass¬†and¬†since¬†it¬†is¬†coming¬†from¬†the¬†ocean,¬†it¬†is¬†humid.¬†Another¬†one¬†is¬†blowing¬†from¬†the¬†north¬†to¬†the¬†east,¬†it¬†is¬†very¬†dry¬†and¬†called¬†harmattan. Harmanttan¬†isthe¬†tropical¬†continental¬†air¬†mass.¬†It is dry¬†and¬†it¬†comes¬†from¬†the¬†sahara¬†desert. Where these¬†two¬†winds¬†and¬†air¬†masses¬†meet¬†is¬†an¬†unstable¬†climatic¬†region¬†and¬†it’s¬†called¬†intertropical¬†front. RAINFALL It occurs when the moisture droplets merges into larger drops and this happens when the Continue Reading

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