Publications
Browse through our publications, from reports and briefings to insights and more.
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.
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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29 January 2025
Heathrow expansion undermines UK climate commitments
We respond to the UK's support for a third runway at Heathrow Airport.
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28 January 2025
Steel has a dirty climate problem – it’s called coal, and it could bring on a legal headache
The steel sector is one of the world’s largest emitters, making it a critical target for climate litigation to drive accountability and accelerate decarbonisation.
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14 January 2025
The ICJ submissions: driving climate justice or sticking to status quo?
We look at how states' interpretations of international law push for or against climate justice at the International Court of Justice.
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1 January 2025
Submission to the consultation on the reform of APD for private jets
In January 2025, Opportunity Green wrote a submission to the HM Treasury consultation on the reform of Air Passenger Duty (APD) of private jets.
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1 January 2025
Controlling contrails: a policymaker’s guide
Reducing contrails – those silver streaks that form across cold, humid skies – is the closest thing we have to a silver bullet to dramatically reduce the climate impact of aviation. And it would take just the tiniest change to make a significant difference.
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1 January 2025
Submission on UK housing, human rights and climate
How does the UK's poorly insulated housing impact human rights? Explore our recommendations to the UN Committee (CESCR).
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1 December 2024
The environmental dimension of sustainable development
Discover Opportunity Green’s recommendations to the UN on energy-efficient housing, decarbonising heat, and ensuring a just transition for all.
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