Understanding Contrail Management: Opportunities, Challenges, and Insights

This report provides a technical overview of the climate impact of aircraft contrails and the potential for mitigation through contrail avoidance and rerouting. It emphasizes the need for radical collaboration across the aviation sector to improve atmospheric data, refine prediction models, and integrate contrail management into air traffic operations.

• Contrail-induced warming represents a significant but solvable climate problem that can be addressed through targeted solutions, such as rerouting flights to avoid contrail formation.
• The development of forecasting models to predict persistent contrails is hindered by a lack of reliable input data, specifically regarding accurate humidity levels at cruising altitudes.
• Flight trials are essential for testing the operational feasibility of contrail avoidance, improving prediction models, and understanding how to integrate these processes into airline operations and flight planning tools.
• Effective contrail mitigation requires the prioritization of air traffic management to address potential airspace challenges, including congestion and capacity constraints, and to lead coordinated implementation.
• To reduce uncertainty regarding the effect of contrails on climate warming, investment is needed in atmospheric science, specifically for enhanced satellite imaging, better weather models, and the installation of humidity sensors on aircraft.

APA

RMI (2024). Understanding Contrail Management: Opportunities, Challenges, and Insights. https://rmi.org/resources/understanding-contrail-management-opportunities-challenges-and-insights/

Chicago

RMI. Understanding Contrail Management: Opportunities, Challenges, and Insights. 2024. https://rmi.org/resources/understanding-contrail-management-opportunities-challenges-and-insights/.

Wikipedia

{{cite report |author=RMI |title=Understanding Contrail Management: Opportunities, Challenges, and Insights |date=26 July 2024 |url=https://rmi.org/resources/understanding-contrail-management-opportunities-challenges-and-insights/ |access-date=17 August 2026 |via=Climate Insights Directory}}

BibTeX

@techreport{rmi2024understanding, author = {{RMI}}, title = {{Understanding Contrail Management: Opportunities, Challenges, and Insights}}, institution = {RMI}, year = {2024}, month = jul, url = {https://rmi.org/resources/understanding-contrail-management-opportunities-challenges-and-insights/}, urldate = {2026-08-17}, note = {Indexed by Climate Insights Directory} }