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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Filter our publications by topic, type and date.
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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28 November 2024
Does COP deliver climate justice? We speak to climate activists at COP29
We speak with activists from global south countries about how COP can deliver climate justice, and how to act on shipping and aviation.
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26 November 2024
5 reasons why shipping is overtaking aviation in climate finance after COP29
Why aviation is falling behind maritime shipping when it comes to climate finance and cutting emissions with ambition.
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14 November 2024
The Shell appeal ruling: a roadmap to future corporate climate litigation?
An overview of the Shell appeal ruling and its significance for climate accountability, emissions reduction and legal precedent.
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11 November 2024
New analysis clears the air on widespread legal myths on taxing aviation fuels
New report answers the question – can governments legally tax aviation fuel?
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5 November 2024
Diplomacy can still deliver climate justice. Let’s see COP29 prove it.
Extreme weather events demonstrate the importance for this COP to enshrine solidarity in global climate finance.
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1 November 2024
Clearing the air on how we tax aviation fuels
Airlines pay no tax on aviation fuel, while petrol car drivers pay huge rates. Some politicians and industry members defend this disparity, citing legal reasons for the exemption. But, new legal analysis from Opportunity Green clears the air on how we tax aviation fuels.
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31 October 2024
The autumn budget’s tax hike is a great start on private jets
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24 October 2024
International Maritime Organisation October meetings: are we any closer to decarbonising shipping?
What progress did we see at the IMO in October 2024 and what's next?
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20 October 2024
Including shipping and aviation emissions in Paris climate plans
Why states hold legal responsibility for international shipping and aviation emissions.
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