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The ocean we need for the future we want

UNESCO fosters international cooperation in marine sciences to improve ocean management.

The ocean is essential for all life on Earth. It covers 70% of the planet’s surface, and absorbs nearly a quarter of global carbon dioxide emissions. Today, however, the ocean is in danger. Climate change is taking a toll. Waters are warming and becoming more acidic. Ecosystems are suffering. UNESCO aims to rise to these challenges by advancing our understanding of the ocean, by improving management of marine resources, by protecting underwater heritage, and by educating about pressing challenges. 

UNESCO is leading the implementation of the , a once-in-a-lifetime opportunity for scientists and stakeholders from diverse sectors to develop the scientific knowledge and the partnerships needed to accelerate and harness advances in ocean science to achieve a better understanding of the ocean, and deliver science-based solutions to achieve the 2030 Agenda. 

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Our action in numbers

$3 trillion
is the projected value of the ocean economy by 2030.
23%
of humankind’s carbon dioxide emissions

are absorbed by the ocean annually.

193,000
marine species are recorded

in the UNESCO Ocean Biodiversity Information System (OBIS).

100,000
daily ocean observations

are carried out by 84 countries under UNESCO's global coordination.

Environmental DNA expeditions in UNESCO marine World Heritage sites

UNESCO’s environmental DNA (eDNA) expeditions are a global citizen science initiative aimed at advancing knowledge of marine biodiversity and the impacts of climate change across marine World Heritage sites. 

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ocean

World Oceans Day

The United Nations has declared 8 June as World Oceans Day to remind us that a sustainable planet cannot exist without a healthy ocean — and that we must all join forces to protect and preserve it.

Publications

Tsunamis: alert, prepare and understand: 20 years of action
UNESCO
2024
0000391662
State of the Ocean Report 2024
Enevoldsen, Henrik
Intergovernmental Oceanographic Commission
Isensee, Kirsten
Lee, Yun Jie
2024
0000390054
UNESCO ocean programmes
Intergovernmental Oceanographic Commission
2022
UNESCO
0000381648
The contribution of the UN Decade of Ocean Science for Sustainable Development to the Achievement of the 2030 Agenda
Intergovernmental Oceanographic Commission
2022
UNESCO
0000381919
Global Ocean Science Report 2020: Charting Capacity for Ocean Sustainability
Isensee, Kirsten
Intergovernmental Oceanographic Commission
2020
UNESCO
0000375147
Ocean science and international cooperation: historical and personal recollections
Kullenberg, Gunnar
Intergovernmental Oceanographic Commission
2021
UNESCO
0000379996
The United Nations World Water Development Report 2022: groundwater: making the invisible visible
UNESCO World Water Assessment Programme
2022
UNESCO
0000380721