On Monday, an Air Europa flight was struck by en route from Spain to Uruguay, leaving 23 passengers hospitalized — including several with neck and skull fractures. It was the second incident in just over a month where . Turbulence events severe enough to cause injury are “extremely rare,” experts tell the Star, but evidence suggests they may be becoming more common.

Boeing’s big problem isn’t, as commonly said, that it has lost the confidence of airlines and regulators, writes David Olive. Its big problem is Research forecasts the incidents of air turbulence to increase in numbers and severity, largely as a result of . “I’ve come across a number of studies that use current weather modelling and prediction models to see how climate change can affect incidences of turbulence,” said Serhiy Yarusevych, a professor of Mechanical and Mechatronics Engineering at the University of Waterloo.

“They seem to indicate that there’s a very strong correlation of this increase.” On May 21, a Singapore Airlines flight flying from London to Singapore , hurling items, passengers and crew members about the cabin and sending the Boeing 777 plane on a 1,800 metre descent in about three minutes — after which it made an emergency landing in Thailand. In the aftermath of the chaos, more than 100 people aboard the 211 passenger and 18 crew member flight were hospitalized, some with spinal cord, skull and brain injuries; 20 were rushed to intensive care and a 73-year-old British .