Publications
Browse through our publications, from reports and briefings to insights and more.
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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Home heating trial risks misleading consumers
Our legal complaint to the CMA, outlining why SGN’s hydrogen heating claims constitute greenwashing and risk delaying the transition to genuine low-carbon heat.
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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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Filter our publications by topic, type and date.
4 April 2025
Establishing an economic measure at the IMO
Find out if the IMO need a new treaty to tax shipping emissions.
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25 March 2025
Global shipping 2023: mega profits, micro taxes
We show how a few shipping giants are chasing profit instead of paying what they owe, to fund solutions to the climate harms they’re causing.
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1 March 2025
Nitrogen and ammonia: why “clean” shipping needs stronger rules
We highlight the risks of nitrogen pollution from using ammonia as a shipping fuel in a submission to the UK House of Lords inquiry.
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1 March 2025
The state of the European steel transition
EU steel production still depends on coal-based blast furnace technology. But with many of these furnaces set to be discontinued, the sector faces a critical choice: reinvest in outdated coal power or use clean alternatives.
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1 March 2025
Global shipping companies making mega profits, but paying micro taxes
The biggest shipping companies top all time high profits but massively underpay tax.
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26 February 2025
Climate Change Committee carbon budget
UK policy is pivotal for decarbonising shipping and aviation says CCC.
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19 February 2025
Climate change, buildings and human rights: what’s the deal?
Our UN submission demonstrates the impact of the UK's poorly insulated housing on climate change and human rights.
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18 February 2025
The emissions are in the detail: the IMO must account for shipping’s full climate impact
Explore why the IMO must count shipping’s full lifecycle emissions – crucial for meaningful climate action and equitable decarbonisation in global shipping.
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17 February 2025
Opportunity Green calls for high ambition and just transition at ISWG-GHG 18
We call for an ambitious, just and equitable transition at the IMO.
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13 February 2025
Addressing the glaring gap in climate plans: international aviation and shipping emissions
Read about the gap in NDC climate plans where international aviation and shipping emissions are excluded, and why states must include and address them.
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3 February 2025
Expanding Heathrow won’t bring growth and is certainly not sustainable
Chancellor Rachel Reeves says expanding Heathrow airport will deliver economic growth. Not so, says our CEO Aoife O’Leary.
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1 February 2025
Submission to UN Special Rapporteur on climate change and human rights
Our submission highlights the critical need to address the shipping and aviation sectors.
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