Sustainable Aviation Intelligence

14 Aug 2026

SAVi Five: Heart flies world’s largest electric aircraft, Brazil finalises 2027 SAF mandate, and more…

Heart Aerospace on 12th August completed the first flight of its X1 demonstrator aircraft, the largest battery-electric ...

24 Jul 2026

Farnborough 2026: Hybrid-electric tech takes centre stage for next narrowbody

Established engine manufacturers at this year’s Farnborough Airshow continued to highlight the hybridisation of their ne...

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...

23 Jun 2025

Paris Air Show: Signs of progress but no breakthroughs by large OEMs

In this report, Ishka SAVi unpacks the 2025 Paris Air Show’s updates by large OEMs.

2 May 2025

ISTAT Sust Symposium: stakeholders committed, but net-zero timelines under threat

EU regulation reactions, new aircraft platforms, and sustainable aviation finance frameworks were all on the table at th...

25 Apr 2025

SAVi Five: Boeing pauses X-66, United invests in ‘duopoly challenger’ JetZero

Boeing has announced an indefinite pause on joint work with NASA on the X-66 flight demonstrator, a truss-braced wing co...

18 Oct 2024

SAVi Five: Hong Kong to set SAF target, first DOE SAF loan guarantees, and more…

The government of Hong Kong in its annual Policy Address on 16th October announced plans to promote the development of n...

31 Jul 2024

Farnborough big OEMs: Boeing to continue looking at hydrogen, hybrid developments, and more…

Ishka lists the main takeaways from Boeing’s sustainability briefing and other key future product developments by large ...

30 Jul 2024

Farnborough SAF: OEMs go head-to-head on SAF investment

Sustainable Aviation Fuel (SAF) was once again a major topic during the Farnborough Airshow week, with leading OEMs and ...

7 Jun 2024

SAVi Five: IATA bullish on growth as SAF still trails behind, German calls for CBAM, and more…

IATA strengthened industry projections this week with revenue and traffic growth (RPKs) expected to reach a historic hig...

9 May 2024

SAVi Five: EasyJet joins NGOs to counter IATA’s contrail stance, Hong Kong to work on transition taxonomy, and...

European LCC EasyJet has joined environmental NGOs to support the European Commission’s effort to introduce a non-CO2 mo...

15 Mar 2024

SAVi Five: Brazil SAF targets head for approval, new WEF report, and more…

Brazil’s lower house has approved a legislative proposal to require from 2027 that domestic aircraft operators decrease ...

27 Jul 2023

SAVi Five: US airlines to support 737 precursor aircraft, CORSIA changes, EU updates, and more…

This week's highlights include an announcement by Boeing and NASA that US major airlines are to support a sustainability...