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Publications

Organisation

Find out more about the OG team with all our latest blogs…

Team blogs

Image of ITLOS plenary, people in suits sitting in a circular room with wooden panelling, and a presentation projected onto a screen (not legible).

Climate justice

Small island states seek climate justice at international tribunal

A landmark international legal opinion advances climate justice.

We’re filing complaints over cruise companies’ ‘green’ fuel claims. Here’s why…

Climate law

We’re filing complaints over cruise companies’ ‘green’ fuel claims. Here’s why…

Opportunity Green published the (Un)Sustainable report and filed an ASA complaint exposing…

Stock photo of a very large ship called 'Mariner of the Seas' sailing on the sea

Climate law

Legal action launched to put a stop to cruise companies’ LNG greenwashing

Our complaint about cruise companies’ greenwashing advertisements.

Graphic announcing the SASHA Coalition Green Hydrogen Gap report

Alternative fuels

The green hydrogen gap for shipping and aviation

The SASHA Coalition's landmark report highlights how green hydrogen will help decarbonise…

View of airplane wing with sea and boats below

Alternative fuels

SASHA Coalition launches The Green Hydrogen Gap report

Without green hydrogen policy, shipping and aviation will never get to zero…

A commercial aeroplane jetting across the sky

Alternative fuels

The Green Hydrogen Gap report

Sustainable shipping and aviation pathways all depend on green hydrogen, but a…

Stock photo of a very large ship called 'Mariner of the Seas' sailing on the sea

Shipping

(Un)Sustainable from ship to shore

Our (Un)sustainable report reveals how the cruise industry gaslights the public on…

A jet plane soaring above skyscrapers

Alternative fuels

5 reasons why… shipping and aviation need green hydrogen to decarbonise

Why green hydrogen is vital for shipping and aviation to reach net-zero.

Photo of a International Maritime Organisation meeting at the main hall in London UK

Shipping

Does the IMO’s revised GHG Strategy hit the mark?

A new IMO deal aims to cut shipping emissions, yet leaves major…

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