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Ocean Thermal Energy: Tapping the World's Largest Solar Collector

The temperature difference between surface and deep water is an infinite battery. We analyze the OTEC financial case and the first tropical pilot plants.

Cover illustration for Ocean Thermal Energy: Tapping the World's Largest Solar Collector
Cover illustration for Ocean Thermal Energy: Tapping the World's Largest Solar CollectorMoneyExplain Financial Journal
In This Article
  1. The Lead
Dispatch Notes

A mechanism-first read designed for readers who want institutional context, not just headlines.

The Lead

The ocean's surface is hot; the depths are ice-cold. 'Ocean Thermal Energy Conversion' (OTEC) uses that temperature gradient to drive a heat engine. We analyze why OTEC is the 'Baseload' holy grail for island nations and the CAPEX of building the 1km-long cold-water pipes required to tap into the planet's largest heat sink.

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