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Global Risks Index

The Global Risks Index · Planet · High seas

The high seas

The ocean beyond every exclusive economic zone, over the sea-floor relief.

Page GRX-PLANET-HSEdition Baseline Edition 2026Evidence close 2026-09-30Values not yet publishedMethod v1.0.0-draft
FIG 1 · The high seas
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Zones over sea-floor and land relief · Terrain TilesRisk values when released
Lowest fifthLow fifthMiddle fifthHigh fifthHighest fifth
Area km² by zone, in quantile fifths among the zones shown. Source observations, not index values. Boundaries, names and zones are shown as recorded by their sources, for location only. They take no position on the status of any territory, on any claim or on the delimitation of any boundary.
222,474,790
km²
1
polygons
Marine Regions
source
CC BY 4.0
licence

01Figures

The high seas

ప్రాంతం

222,474,790 km²

About two thirds of the ocean surface.

Beyond

Every economic zone

The ocean outside all exclusive economic zones.

పాలన

Shared

Governed under international law; no page takes a position on it.

02మూలాలు

Sources, credits and licences

High Seas v1
Flanders Marine Institute (2023). Marine Regions, www.marineregions.org (CC BY 4.0) · source. Marine Regions data are not meant for legal, economic (resource exploration) or navigational purposes.
Basemap
OpenFreeMap © OpenMapTiles (CC BY 4.0) · data © OpenStreetMap contributors (ODbL 1.0). Vector tiles requested by the reader’s browser, unmodified; the map falls back to plain land and sea when the host does not answer.
Terrain
Terrain Tiles (Mapzen, AWS Open Data), compiled from SRTM and other public elevation sources (NASA, USGS, ETOPO1, GMTED, EU-DEM under the Copernicus programme, Geoscience Australia, Kartverket, INEGI, LINZ, data.gov.uk). Display relief, not survey data.
దేశాలు
Natural Earth (public domain).
Position
Boundaries, names and zones are shown as recorded by their sources, for location only. They take no position on the status of any territory, on any claim or on the delimitation of any boundary.