Impacts of climate change on tropical cyclones

Impacts of climate change on tropical cyclones

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Published

24 February 2010

If twenty-first century warming occurs as projected, the maximum wind speed of tropical cyclones will likely, on average worldwide, increase 2 to 11 per cent, while rainfall rates will  increase approximately 20 per cent within 100 kilometres of a storm centre, according to the WMO Expert Team on Climate Change Impacts on Tropical Cyclones. Publishing the projections in Nature Geoscience in March 2010, the experts concluded that the total number of tropical cyclones worldwide will likely either decrease or remain unchanged. However, a likely increase in tropical cyclone intensity means that the frequency of the strongest tropical cyclones will more likely than not increase under the projected warming scenarios.

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