16 Jan 2026

SAVi Five: EU ETS allowances reach €90, lessor SAF certificate guidance, and more…

EU ETS carbon prices rose above €90/t this week, the highest since mid-2023, with ICE EUA December 2026 futures trading ...

15 Jan 2026

SAF round-up: Announced offtake volumes in 2025 slump to just 1.2 Mt

SAF offtake and voluntary purchase deals in 2025 amounted to just over 1.2 metric tonnes (Mt) based on announced volumes...

13 Jan 2026

Global Taxonomies: Aviation included or likely to be added in nearly half of cases

This report updates Ishka SAVi’s November 2024 analysis and August 2022 analysis to track how taxonomies are evolving an...

9 Jan 2026

SAVi Five: US pulls back from climate treaties, Thailand implements SAF mandate, and more…

US President Donald Trump earlier this week signed an executive order withdrawing the US from a long list of UN bodies a...

8 Jan 2026

Sust Fin round-up: Deals and issuance volumes decline again in 2025

Sustainable finance deals involving airlines, lessors, or aircraft as collateral experienced a further decline for a sec...

5 Jan 2026

Turning tax credits into cash: How US clean fuel producers monetise their 45Z incentive

Ishka SAVi examines how 45Z monetisation is working in practice in early corporate disclosures and speaks to Jenny Speck...

2 Jan 2026

SAVi Five: New propulsion ‘first flight’ updates, Japan’s GX-ETS price ceiling, and more…

As 2025 drew to a close, it left behind a year of milestones for several new propulsion aircraft developers, but also so...

19 Dec 2025

SAVi Five: US unveils AAM strategy, Green PSO consultation closes, and more…

The US government this week unveiled the country’s first Advanced Air Mobility (AAM) National Strategy, setting a roadma...

12 Dec 2025

SAVi Five: 2025 SAF volume to fall short of estimate, ICAO’s revised aircraft CO2 standard, and more…

IATA on 9th December unveiled estimates for SAF production showing that in 2025 SAF volumes are expected to reach 1.9 Mt...

11 Dec 2025

SAVi Extra: December 2025

The report contains notable developments during October 2025 and November 2025. It comprises updates of the SAVi Five pu...

5 Dec 2025

SAVi Five: First EU e-SAF two-way auction set for 2026, India approves SAF targets, and more…

Eight European countries launched this week the e-SAF Early Movers Coalition, an initiative envisioned under the EU’s Su...

5 Dec 2025

AC25 round-up: US & China’s CORSIA stance, credit supplies, prices, and more…

This third and final AC25 report summarises the main takeaways around CORSIA adoption, including insurance products bein...

4 Dec 2025

AC25 round-up: Preparing for 2026 possible EU ETS extension, UK linkage

This second of three reports covers SAF key takeaways from the this year's Aviation Carbon conference held last week in ...

2 Dec 2025

AC25 round-up: Year ends with leap in SAF investment enablers

This first of three reports covers SAF key takeaways from the this year's Aviation Carbon conference held last week in L...

28 Nov 2025

SAVi Five: COP30 aviation takeaways, CDB Aviation reports emissions decoupling, and more…

The 2025 UN Climate Change Conference (COP30) ended in Brazil on 21st November with a final agreement delivered on 22nd ...

27 Nov 2025

SAF Policy Map – Updates from China, Australia, Denmark, and more…

This is the 5th edition of the SAVi SAF policy map, of policy efforts around the world to increase SAF uptake. This edit...

25 Nov 2025

Briefing: What is holding back fully-recyclable aircraft?

This report, informed by non-profit Aethos, outlines the fundamental challenges blocking the path to a fully recyclable ...

21 Nov 2025

SAVi Five: COP30 latest, CAeS pivots away from BN-2 aircraft conversion, and more…

The 2025 UN Climate Change Conference (COP30) continued in Brazil this week with some notable developments for aviation,...

20 Nov 2025

EU ETS & SAF costs: European airlines soft land in the new normal

Ishka analyses the latest Q3 disclosures by Europe's largest operators to understand the cost impacts of SAF mandates an...

14 Nov 2025

SAVi Five: EU Parliament backs narrower CSRD scope, Taxonomy consultation, COP30 latest, and more…

The European Parliament this week adopted a negotiating position on the Omnibus I simplification, backing a change in CS...