Opportunity Green wrote a submission to the UN Special Rapporteur on climate change about how ineffective access at the ICAO and IMO limits accountability for emissions reductions.

OG and other NGOs call on ferry and train companies to amend UK to Ireland Sail & Rail tickets, and stop causing extra costs to customers and the climate.

This briefing identifies more than 30 climate change cases targeting the shipping sector to date and reflects on key developments.

Opportunity Green and other organisations write an open letter to the UK government to extend an ECA in UK waters.

How taxing the aviation sector could address the impact of loss and damage from the adverse effects of climate change on human rights.

(Un)Sustainable from Ship to Shore reveals the extent to which the cruise industry is trying to gaslight the public into believing that fossil LNG is a climate solution when it is not.

This report finds that all pathways to truly sustainable fuels for the shipping and aviation sectors require green hydrogen.

We ask the International Tribunal of the Law of the Sea to confirm that the law of the sea obliges countries to decarbonise international shipping.

How the International Maritime Organization can regulate the emissions from the full lifecycle of fuels for shipping.

The International Civil Aviation Organization and the International Maritime Organization are violating international standards on transparency and citizens’ access rights.

We shed light on the UK’s policy on green hydrogen and its failure to act on international shipping emissions.

International law does not provide any material restrictions on the measures the U.S. can directly implement on ships calling at its ports.

The UK has an obligation to act on greenhouse gases from the international maritime sector, outside the International Maritime Organization framework.

With the launch of the Ports For People campaign, Opportunity Green and Pacific Environment set out how ports and local communities can take ownership of their transition to a climate-friendly future.

In this CE Delft report, written for the Dutch Ministry of Transport and Water Management, we perform legal analysis of potential avenues for the reduction of non-CO2 aviation emissions.

We responded to the OHCHRs call for input on the promotion and protection of human rights in the context of climate change, in advance of MEPC 77.

Our latest briefing examines climate change litigation cases driving energy efficiency in residential buildings, recognising its impact both on reducing emissions and promoting social justice.

In our latest legal submission, Opportunity Green responded to the Special Rapporteur on climate change’s call for inputs on access to information on climate change and human rights.

OG asks the ICJ to confirm that States must do more to address the substantive climate impacts from international aviation and shipping.

This briefing identifies more than 30 climate change cases targeting the shipping sector to date and reflects on key developments.

Along with four other NGOs, Opportunity Green launches a legal challenge to the EU Commission's Taxonomy for sustainable activities

Submission to the Special Rapporteur on the promotion and protection of human rights in the context of climate change.

We ask ITLOS to confirm that the law of the sea obliges countries to decarbonise international shipping.

We call for robust national climate governance to foster national leadership in delivering the EU’s objectives on climate neutrality and the rule of law.

The European Commission’s delegated act defining additionality and geographic and temporal correlation of Renewable Fuels of Non-Biological Origin goes beyond the authority the Commission was given.

This analysis discusses whether and how the EU can pass on a carbon price to fuel suppliers rather than European households.

As the European Commission proposes adding shipping to the ETS, Opportunity Green considers the division of responsibility for compliance between ship owners and charterers.

We assess how countries can meet their obligation to reduce the climate impact of international shipping without conflicting with existing international law