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    Climate change may have boosted Haiyan

    Al Jazeera English

    by Al Jazeera English

    Typhoon Haiyan, the storm that devastated the Philippines, is at the top of the 12 most powerful storms on record. Five of them happened in the last eight years. Scientists say there is evidence that storm intensity is increasing and are pointing to climate change as a potential factor. Al Jazeera's Tarek Bazley looks at what role it may have played.