The reference layer of the Chokepoint Mapping Bureau
Where the world can be squeezed
Permanent, sourced, dated reference pages on the straits, cables, smelters and export flows the global economy depends on. Updated by a live intelligence feed.
Three layers of reference
Chokepoints
The physical and processing bottlenecks global flows must pass through: straits, canals, cables, smelters.
Commodities
Critical materials end to end: supply chains, producers, processing gaps, exposure.
Dependencies
Country × commodity crossings: who depends on whom, by how much, and what breaks it.
Latest pages
Dependencies
Europe gas dependence: where the EU gets its gas after Russia
Europe gas dependence in numbers: 289 bcm imported in 2025, Norway 31%, US LNG 26%, Russia down to 12% and banned by 2027, and how Hormuz exposed the LNG bet.
Commodities
Natural gas producers and importers: who supplies and who buys
Natural gas producers and importers ranked: 4,197 bcm produced in 2025, US 26%, Russia 15%, plus LNG exporters, the largest importers, prices and chokepoints.
Chokepoints
Strait of Hormuz oil flow: how much passes and who depends on it
Strait of Hormuz oil flow: 20 mb/d before the 2026 closure, 20% of global LNG, bypass capacity, who depends on it and what the 2026 blockade changed.
Chokepoints
Black Sea shipping routes: ports, cargo and war risk
Black Sea shipping routes explained: the ports, the grain and oil corridors, who depends on them, and what happens when shipowners stop sailing.
Chokepoints
CPC pipeline Kazakhstan: 80% of exports through one Russian port
CPC pipeline Kazakhstan explained: the route carrying over 80% of Kazakh oil exports, who owns it, and why a strike at Novorossiysk shuts in Tengiz.
Commodities
Crude oil chokepoints: the routes global supply depends on
Crude oil chokepoints explained: who produces oil, who consumes it, which straits and pipelines carry it, and what 2026 proved about substitution.
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