Milieu marin et polaire

Les océans couvrent 70% de la surface de la Terre et soutiennent un monde d'une extraordinaire diversité. À ce jour, seule une fraction de celui-ci a été découvert, et une grande partie de la vie que cachent les océans reste un mystère que les experts de l'UICN cherchent à dévoiler.

Accueil

Vous trouverez plus d'information sur ce thème dans les pages du site en anglais.

Actualités

  • Photo: Alicia McArdle

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

    30.08.2018

    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

    17.07.2018

    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

    16.07.2018

    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.

Publications

Lectures rapides

Destiné aux décideurs politiques et aux journalistes, les dossiers thématiques de l'UICN fournissent des informations clés sur des thématiques au cœur du travail de l’UICN en deux pages (en anglais uniquement).

Thumbnail_Ocean acidification_issues brief Photo: IUCN

Ocean acidification

Ocean acidification is a direct consequence of increased human-induced carbon dioxide (CO2) concentrations in the atmosphere. The oceans absorb over 25% of all anthropogenic emissions from the...

Thumbnail_Ocean warming_issues brief Photo: IUCN

Ocean warming

The ocean absorbs vast quantities of heat as a result of increased concentrations of greenhouse gases in the atmosphere, mainly from fossil fuel consumption. The Fifth Assessment Report published by...

Issues Brief - Oceans and climate change Photo: IUCN

The ocean and climate change

At the front line of climate change, the ocean, the coastlines and coastal communities are being disproportionately impacted by increasing carbon dioxide (CO2) and other greenhouse gas (GHG)...

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