Publications
Browse through our publications, from reports and briefings to insights and more.
Improving the EU aviation ETS
The EU ETS review is a rare opportunity to strengthen the aviation ETS. Here’s how the EU can use it to deliver its full potential.
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16 organisations call for better Sail & Rail service between UK and Ireland
Discover why Opportunity Green and 15 partner organisations are calling on the UK and Irish governments to make Sail & Rail travel easier to find, book and trust.
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Loaded: the legal risks of air pollution caused by Heavy-Duty Vehicles
Diesel trucks produce a disproportionate share of deadly air pollution, exposing governments and manufacturers to growing legal and financial risks.
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The UK’s agricultural methane regulatory gap and legal risks
The UK's lack of agricultural methane rules exposes the Government to rising legal risks.
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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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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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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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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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30 June 2025
A new global emissions fee for shipping has been agreed
IMO net zero fund must support countries at the frontline of climate change.
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9 June 2025
EU must include international aviation emissions in its Emissions Trading System
Emissions from international flights to be regulated under the EU ETS.
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9 June 2025
States must include international shipping in climate targets at UN Ocean Conference
Ocean protection means including shipping in countries' Paris climate targets.
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28 May 2025
Historic verdict in Peruvian farmer’s climate case against RWE
Major polluters can be held liable for climate change consequences under German law.
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11 April 2025
IMO talks leave climate vulnerable countries adrift
Major IMO negotiations fail to adequately drive a just and equitable maritime transition.
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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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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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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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