Marine and Polar

The ocean covers 70% of the Earth’s surface and supports an extraordinarily diverse world. Only a fraction of it has been discovered so far and much of ocean life remains a mystery which IUCN experts are striving to unveil.  


Oceans need our care



375 billion

US $ each year estimated for coral's resources and services


8 million+

tons of plastic end up in oceans each year

Protected areas


of the ocean is protected

How we engage

IUCN works to ensure that coastal, marine and polar ecosystems are restored and maintained, and that any use of their resources is sustainable and equitable. IUCN also makes sure that the conservation of these ecosystems is integrated into national climate change mitigation and adaptation policies.


  • Photo: Alicia McArdle

    Reef Futures Looking Up! Large Scale Coral Reef Restoration is Possible


    Needing to change our visual and professional perspective was the common theme behind several promising low-cost technical solutions reviewed at a recent Coral Reef Restoration Workshop. The workshop sponsored by the International Union for Conservation of...

  • Photo: IUCN/Mar Otero

    Situación de emergencia para las grandes nacras en el Mediterráneo


    Un parasito está causando una mortandad masiva de una de las especies más emblemáticas del Mar Mediterráneo, la gran nacra Pinna nobilis. Diversas acciones se están emprendiendo para frenar su expansión en la región.

  • Giant tube worms Photo: NOAA Okeanos Explorer Program, Galapagos Rift Expedition 2011

    Draft mining regulations insufficient to protect the deep sea – IUCN report


    Regulations under development at the International Seabed Authority (ISA) to manage deep-sea mining are insufficient to prevent irrevocable damage to marine ecosystems and a loss of unique species – many yet to be discovered, an IUCN report warns.


Go to top