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Frequently Asked Questions
Return to the Frequently Asked Questions main page
Introductory
1.Why introduce alternative fuels in aviation?
2.What are alternative fuels in aviation?
3.What is a drop-in fuel?
4.Why are drop-in fuels so important?
5.How can alternative fuels reduce greenhouse gas emissions?
6.What is a fuel life cycle?
7.How are alternative fuels produced?
Sustainability
8.Could alternative fuels produced from fossil feedstock be used for aviation?
9.Do sustainable aviation fuels compete with food?
10.Do sustainable aviation fuels have potential environmental benefits besides greenhouse gas emissions reductions?
11.What are other potential benefits of alternative fuels?
12.How can sustainable aviation fuels contribute to the United Nation Sustainable Development Goals (SGDs)?
Implementation
13.How are we sure that alternative fuels are drop-in and safe for use in aviation?
14.Which alternative fuels have received technical certification for use in aviation?
15.Which alternative fuels are within the technical certification process for use in aviation?
16.Why is there a maximum blending limit for alternative fuels used in aviation?
17.What is the experience with flying on alternative fuels?
18.What is the commercial availability of alternative fuels in the aviation industry?
19.What are challenges for the development and deployment of alternative fuels for the aviation industry?
20.Why is reducing air transportation not a viable solution for reducing greenhouse gas emissions?
ICAO’s Role in Aviation Alternative Fuels
21.What is ICAO doing in the field of alternative fuels for aviation?
22.What is the ICAO policy related to alternative fuels?
23.What is the role of ICAO in the development and deployment of alternative fuel?
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