Marine - Sustainability Online

The world's oceans experienced significant damage throughout the first year in which global temperatures temporarily exceeded 1.5°C above pre-industrial levels, a new study led by King Abdullah University of Science and Technology (KAUST) has found.

Ocean heat damage now occurs all year-round, not just in summer

2 months ago2 months ago3 mins

The world’s oceans experienced significant damage throughout the first year in which global temperatures temporarily exceeded 1.5°C above pre-industrial levels,…

While the global aquaculture industry has blossomed in recent years, it is increasingly relying on species that are 'less beneficial' for food security, climate mitigation, and biodiversity, a new study by researchers at the University of British Columbia has suggested.

Aquaculture production trends are ‘moving in the wrong direction’, study suggests

4 months ago4 months ago4 mins

While the global aquaculture industry has blossomed in recent years, it is increasingly relying on species that are ‘less beneficial’…

A study by researchers at Tokyo Metropolitan University has traced how microplastics from polymer-coated fertilisers (PCF) end up deposited on beaches and in the sea, contributing to the so-called 'missing plastics' phenomenon in marine pollution.

Study offers new insight into ‘missing plastics’ in marine pollution

6 months ago6 months ago3 mins

A study by researchers at Tokyo Metropolitan University has traced how microplastics from polymer-coated fertilisers (PCF) end up deposited on…

A new study has found that the decommissioning and recovery of submarine telecommunications and power cables tends to have a 'short-lived' impact on the environment, with any impact generally located in the immediate area where cables are situated.

Decommissioning submarine cables has a short-lived environmental impact, study finds

8 months ago8 months ago4 mins

A new study has found that the decommissioning and recovery of submarine telecommunications and power cables tends to have a…

Fujitsu has announced the development of a system to measure and verify 'blue carbon' – in other words, carbon absorbed and stored by marine and coastal ecosystems – from seaweed and seagrass, which the firm states will support the restoration and conservation of seagrass beds.

Fujitsu develops ‘blue carbon’ measurement tool

9 months ago9 months ago3 mins

Fujitsu has announced the development of a system to measure and verify ‘blue carbon’ – in other words, carbon absorbed and…

Wärtsilä, a Finnish firm specialising in sustainable technologies for the marine and energy markets, has said the high level of uncertainty in the market makes forward-looking statements 'challenging', as it announced its interim results for the period from January to September 2025.

High level of uncertainty makes outlook challenging, says Wärtsilä

10 months ago10 months ago4 mins

Wärtsilä, a Finnish firm specialising in sustainable technologies for the marine and energy markets, has said the high level of…

The market for global recycled ocean plastics is expected to be worth around $1.93 billion this year, and could be worth as much as $3.5 billion by 2034, a new report by Custom Market Insights has found.

Global recycled ocean plastics market could be worth $3.5 billion by 2034

1 year ago1 year ago4 mins

The market for global recycled ocean plastics is expected to be worth around $1.93 billion this year, and could be…

A collective of United Nations agencies and global partners have launched the co-design process for One Ocean Finance, a new initiative that seeks to unlock billions in new financing from ocean-dependent industries and blue economy sectors.

One Ocean Finance seeks to establish a ‘more coherent and inclusive’ ocean finance architecture

1 year ago1 year ago4 mins

A collective of United Nations agencies and global partners have launched the co-design process for One Ocean Finance, a new…

The WWF has called on governments to pause deep seabed mining due to its environmental risks, and has published a report outlining the impact that the practice has on the marine environment.

WWF calls for moratorium on deep seabed mining

1 year ago8 months ago4 mins

WWF has called on governments to pause deep seabed mining due to its environmental risks, and has published a report…

Azores establishes largest marine protected area in the North Atlantic

2 years ago2 years ago4 mins

The Azores, an autonomous region of Portugal, has passed legislation to establish the largest marine protected area (MPA) network in…