Global wind speed has declined since 1960

Wind speeds around the world seem to be declining in a phenomenon known as “stilling”, and researchers hope to find out why. Probably few people actually have noticed it, but the world’s winds are continuing to slow down. The average wind speed at ground level has declined by 0.5 kilometres per hour each decade, according to data that has been collected since the 1960s.

“Among other things, decreasing wind speeds can affect the spread of pollution in big cities, thus affecting people’s health,” says Cesar Azorin-Molina, a researcher at the Department of Earth Sciences.

Read the full press release on