Publications
Browse through our publications, from reports and briefings to insights and more.
Aviation and the EU ETS: key questions answered
As the EU is weighing extending its ETS to international flights, this FAQ explains what is at play.
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Heading into the EU Taxonomy hearing: what to expect
Ahead of our hearing, this FAQ explains why we’re facing the European Commission in court and what’s at stake for the EU Taxonomy.
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Data centres must be included in UK’s decarbonisation plans
Briefing calling for mandatory decarbonisation plans for UK data centres to ensure the sector’s rapid growth is compatible with national climate commitments.
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OECD complaint against ArcelorMittal
Legal complaint challenging ArcelorMittal’s green steel claims, highlighting the urgent need for corporate transparency and truthful environmental advertising.
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Closing Ireland’s aviation climate gap
This report examines how Ireland can place climate action at the heart of its leadership while generating significant revenue through introducing a fair air travel levy and expanding the EU Emissions Trading System (EU ETS) to include international flights.
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22 September 2025
The International Civil Aviation Organization (ICAO) assembly
The ICAO Assembly is an opportunity for aviation to change course on climate change.
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16 September 2025
Data centres’ growing environmental challenge: mapping the global regulatory response
Track emerging regulations shaping data centres’ energy use, sustainability and climate impact across OECD countries.
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3 September 2025
ASA rules green claims about LNG on MSC Cruises are likely to mislead
Cruise ticket sellers found to breach advertising rules with misleading LNG adverts.
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1 September 2025
Legal obligations on equitably decarbonising international aviation
Discover the policy changes needed at the 2025 ICAO Assembly to align flight emissions with global climate law.
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1 September 2025
How does agribusiness contribute to global heating?
Agriculture is a major driver of methane and nitrous oxide emissions. Legal action is rising to fill the policy gap. Discover the growing climate litigation risks for agribusinesses.
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1 September 2025
Mitigating tourism impacts from a global aviation levy
How smart policy design can protect SIDS and LDCs while raising vital climate finance.
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1 September 2025
Data centre environmental regulations tracker – OECD policy tracker
A live tracker mapping OECD countries' policies regulating data centres' environmental impacts.
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16 July 2025
World’s highest court, ICJ, says all states must act to protect the climate
The ICJ clarifies states' international legal obligations to act to prevent climate change.
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16 July 2025
‘Sustainable aviation fuel’ (SAF) claims risk legal action
Why companies may face legal risk by using the term ‘sustainable aviation fuel’.
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1 July 2025
Ammonia as shipping fuel: benefits, risks and policy solutions
In this briefing we ask, how can we avoid swapping one pollution problem for another?
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1 July 2025
Legal briefing on Environmental Impact Assessments
Airport and port expansions can no longer ignore scope 3 emissions. Learn how this legal shift changes environmental assessments for aviation and shipping.
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1 July 2025
IMO Net-Zero Framework: opportunities for ambitious action
Discover the key areas where IMO regulations must be more ambitious to ensure a just transition.
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