Blue Economy Frameworks, Policies and Sustainability Challenges

Blue Economy Expands as Climate and Energy Pressures Grow

As governments and industries look to the ocean to address energy security and climate change, the blue economy has grown from a niche concept into a global market valued at US$2.3 trillion in 2025. The idea centers on using ocean resources to support economic growth, jobs, and livelihoods while protecting marine ecosystem health.

Oceans cover more than 70% of the planet and play a central role in food systems, energy supply, climate regulation, and biodiversity. But they are under increasing pressure from overfishing, pollution, and habitat destruction. As energy security concerns shift, including those highlighted by recent Gulf conflict-related disruptions, offshore wind and other ocean-based sectors may gain importance, making the design of sustainable blue economy policies more urgent.

Origins and Scope

The term “blue economy” was first coined by Belgian economist Gunter Pauli in 2010 to describe a waste-free business model inspired by nature. Its meaning changed significantly at the 2012 Rio+20 summit, where Small Island Developing States advanced a more ocean-focused interpretation tied to sustainable marine resource management, economic resilience, and equity in coastal nations.

Since then, the concept has broadened. The World Bank defines the blue economy as the sustainable use of ocean resources for economic growth, better livelihoods and jobs, and healthy ocean ecosystems. Conservation International also includes benefits that may not be directly marketed, such as carbon storage, coastal protection, cultural values, and biodiversity.

Broadly, the blue economy includes traditional, emerging, and supporting ocean-related sectors, with an emphasis on sustainability and social equity. It is also closely linked to UN Sustainable Development Goal 14, which focuses on conserving and sustainably using marine resources. In that sense, the blue economy provides the practical pathway for achieving ocean health goals.

Measuring Sustainability

Measuring whether the blue economy is truly sustainable remains difficult. Much of the ocean is still poorly understood, and while many threats are known, their combined and cumulative impacts are hard to quantify in economic models. A single indicator cannot capture the full picture of economic activity, ecosystem services, and environmental degradation.

Frameworks such as the European Commission’s Blue Economy Sustainability Framework aim to address that gap by assessing industries across environmental, economic, social, and governance pillars. These include indicators such as climate impacts, marine pollution, inclusivity, and health and safety, allowing policymakers to evaluate whether ocean-based industries are reducing harm while creating fair and safe jobs.

Ocean accounts are also emerging as an important tool. These frameworks organize data on natural assets such as mangroves, economic activities such as fisheries sales, and social conditions including coastal employment. By tracking stocks and flows of natural capital alongside economic data, ocean accounts are intended to support more evidence-based decisions about marine development.

Policy Approaches Taking Shape

Policy frameworks for the blue economy increasingly emphasize climate resilience, connectivity, circular economy principles, and inclusive governance. The World Bank’s Blue Economy Development Framework offers tools for data collection, policy reform, and investment in climate-resilient maritime sectors, while the OECD’s Blue Economy in Cities and Regions program supports the integration of blue economy strategies into urban and regional planning.

Countries are also developing tailored national approaches. In Kenya, the blue economy is part of Vision 2030, with priorities including tuna, seaweed farming, ports, and tourism, alongside marine spatial planning to improve management of maritime zones and community inclusion. India has incorporated the blue economy into national strategy through a draft policy framework that highlights ocean accounting, with flagship programs supporting port modernization, coastal community development, and sustainable fisheries.

Samoa’s blue economy strategy is centered on the Samoa Ocean Strategy, which aims to protect 30% of its ocean while safeguarding socioeconomic values through governance, monitoring, financing, research, and capacity building. As ocean-based industries continue to expand, the long-term success of the blue economy will depend on whether growth can be aligned with the protection and restoration of marine ecosystems.

Series Context

This article is the first in a three-part series on the blue economy. It focuses on the sector’s core definitions, policy frameworks, and sustainability challenges, with later parts set to examine ocean health and blue finance.