Asian Surveying & Mapping
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March 25th, 2011
World’s Wind and Waves Have Been Rising for Decades

Ian Young at the Australian National University in Canberra and colleagues analysed satellite data from 1985 to 2008 to calculate wave heights and wind speeds over the world’s oceans. They found that winds had strengthened – speeding up over most of the world’s oceans by 0.25 to 0.5 per cent, on average, each year. Overall, wind speeds were 5 to 10 per cent faster than they had been 20 years earlier. The trend was most pronounced for the strongest winds. Read More