Test flight was performed in Amsterdam on a Boeing 747 aircraft with one engine running on a 50% mix of biofuel.
• Video footage on Skyenergy from KLM: KLM biofuel demonstration
• Live coverage from KLM demonstration: KLM biofuel demonstration live coverage
• Blog post leading up to KLM demonstration: KLM to fly 747 biofuel demonstration
• PR Web release: KLM demonstrate aviation climate Commitment