Under Project Proticity, Unither Bioelectronics conducted the first piloted hydrogen-electric-powered helicopter flight in May.

Having conducted the first piloted flight of a helicopter on hydrogen-electric propulsion in March, Canada’s Unither Bioelectronics is modifying its Robinson R44 proof-of-concept demonstrator to use liquid hydrogen.

Archer, a leader in all-electric advanced air mobility, will collaborate with JetEx, an on-demand flight support company, to build an infrastructure network at several dozen JetEx locations.

Established companies and startups alike are developing updated propulsion systems with a demonstrably decreased carbon footprint.

A study in Germany on the use of sustainable aviation fuels (SAF) in helicopters, has confirmed considerable reductions in soot particles, confirming cleaner and greener operation of rotorcraft.

Sustainable aviation practices have become critical to supporting global net-zero targets and emissions reduction, with regulatory frameworks playing a vital role in keeping environmental priorities at the forefront of progress.