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About ICAO
  • Overview
  • Strategic Plan 2026-2050
  • Latest News and Highlights
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  • List - ICAO Member States
  • ICAO Museum
  • ICAO Carbon Calculator
  • Report Misconduct
  • Contact ICAO
Diplomatic Bodies
  • ICAO Assembly (193 States)
  • Sessions of the Assembly
  • Resolutions in Force
  • ICAO Council (36 States)
  • President of the Council
  • Sessions of the Council
  • Council State Representatives
  • Air Navigation Commission
ICAO Secretariat
  • Secretary General
  • Air Navigation Bureau
  • Air Transport Bureau
  • Capacity Development and Implementation Bureau
  • Legal Affairs and External Relations Bureau
  • Administration Bureau
  • Regional Offices
Global Priorities
Strategic Goals
  • Every Flight is Safe and Secure
  • Aviation is Environmentally Sustainable
  • • CORSIA
  • • State Action Plans for Aviation CO2 Reduction
  • • Finvest Hub
  • Aviation Delivers Seamless, Accessible, and Reliable Mobility for All
  • No Country Left Behind
  • • Capacity Development and Implementation Support
  • The International Civil Aviation Convention and Other Treaties, Laws and Regulations Address All Challenges
  • The Economic Development of Air Transport Assures the Delivery of Economic Prosperity and Societal Well-Being for All
Enablers
  • ICAO Continuous Improvement
  • Innovation in Aviation
  • Next Generation Aviation Professionals
  • Gender Equality
  • ICAO Global Ambassadors Programme
  • ICAO Training
  • Partnerships and Resource Mobilization
Events
Featured Events
  • ICAO Global Implementation Support Symposium 2026
  • Fourteenth Meeting of the Facilitation Panel (FALP/14)
  • ICAO PKD Workshop Americas
  • 4th Civil Aviation Legal Advisers Forum (CALAF/4)
Event Information
  • Host your Event at ICAO
  • View the full list of Coming and Past Meetings & Events
Resources
Resources
  • ICAO E-Library
  • Publications
  • Annual Reports of the Council
  • Safety Audit Results - Interactive
  • Aviation Benefits Report
  • Economic Facts and Figures
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Breadcrumb

  1. Homepage
  2. SAF
  3. Stakeholder Action Group - Projects - ReTURN Project
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Projects

ReTURN Project

Objective

Recycling of organic residues and CO2 to fuels

Description
YearLitres of fuelType of feedstockLocation of feedstock productionConversion process
2024300,000BiogasGermany, Frankfurt / MainPBtL
Partners

​DLR (German Aerospace Center), MAN Energy Solutions (manufacturer chemical reactors)

Achievements to date

Will be updated as the project develops.

Contact information

https://caphenia.com/en 

Category
Research & Development
Value-chain step
Full value chain
Type of pathway
PBtL
Starting time and duration
summer 2020 - 2024
Stakeholders
Research, manufacturers
Regional scope
National
Involved countries
Germany
Status
On-going
 
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