This is an oceanic/atmospheric phenomenon that is building in the eastern tropical Pacific Ocean. Occurring every few years, sea surface temperatures are below normal, the trader winds stronger and an upwelling of colder water along the Pacific coast of South America occurs. These changes impact on global atmospheric circulation. We can expect increased storms and rainfall in Australia and South-east Asia, drought to the southern states of the USA, colder snowier winters in Canada. And whilst not directly impacting on us, it does
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