Frankfurt, Germany — Germany’s busiest airport canceled greater than 100 flights Thursday as environmental activists launched a coordinated effort to disrupt air journey throughout Europe on the top of the summer time vacation season to focus on the menace posed by local weather change. Frankfurt Airport mentioned flights had been halted for security causes after local weather activists breached safety fences, triggering a response from police, firefighters and airport safety officers.

All runways had been again in operation by 7:50 a.m. native time, the airport mentioned in an announcement on its web site. About 140 flights have been cancelled to this point, however additional disruptions are anticipated all through the day, the airport mentioned.

“We sharply condemn these unauthorized demonstrations, and we reserve the suitable to take authorized motion towards the contributors,” the airport mentioned. “Their actions pose extreme hazard to flight operations — presumably placing human life in danger.”

Environmental teams mentioned they deliberate to focus on airports round Europe this summer time to remind folks in regards to the hyperlink between fossil fuels, comparable to these utilized by airliners, and local weather change. The teams are calling for governments all over the world to finish the extraction and burning of fossil fuels by 2030.

The Final Technology group, which organized the Frankfurt demonstration, mentioned six protesters minimize holes within the perimeter fence and headed towards the runways on foot, bicycles and skateboards.

It was the second time in as many days {that a} protest by Final Technology precipitated disruption at a German airport.

On Wednesday, 5 protesters glued themselves to a taxiway at Cologne-Bonn Airport, forcing a roughly three-hour halt to flights. That protest resulted in 31 flights being canceled. There have been different protests or tried protests in different European nations.

Local weather activists staged comparable actions in Finland, Norway, Switzerland and Spain on Wednesday.

At Helsinki Airport, a handful of protesters blocked the primary check-in space for about half-hour, however police mentioned the demonstration precipitated no delays to flights or different disruption.

At Oslo’s most important Gardermoen airport, three activists managed to enter the runway space early Wednesday, waving banners and disrupting air site visitors for about half an hour. Police mentioned there have been no main flight delays.

Police in London mentioned Wednesday that they prevented a deliberate protest at Heathrow Airport that might have had a major impression on Europe’s largest airport. Seven members of the group often known as Simply Cease Oil had been arrested at Heathrow and three others had been taken into custody at different places as a part of an “intelligence-led” operation, the Metropolitan Police Service mentioned in an announcement.

A type of arrested in London was Sean Callaghan, 29, who described himself as an environmental educator.

“I am taking motion at airports this summer time as a result of it’s unimaginable for me to see a manner wherein we are able to encourage and enthuse college students about the way forward for our planet,″ Callaghan mentioned in a video posted on social media.

Simply Cease Oil activists have been behind a collection of consideration grabbing protests within the U.Okay. in recent times, together with the latest spraying of the traditional Stonehenge monument in England with orange paint, the disruption of a staging of “Les Depressing” in London’s West Finish, and a sit-in that snarled site visitors for hours on the huge M25 freeway that encircles London.

Final week, the German Cupboard permitted laws that might impose harder penalties on individuals who break by airport perimeters.

The invoice, which nonetheless requires approval by lawmakers, foresees punishment ranging as much as a two-year jail sentence for individuals who deliberately intrude on airside areas of airports comparable to taxiways or runways, endanger civil aviation, or allow another person to. Presently such intrusions solely draw a high-quality.