Human Tech Tree
If solved2050s? · If Solved (becomes possible)

Energy & Industry / Transport & Mobility

Climate-Neutral Global Shipping

Freighters run on green methanol, ammonia or wind - world trade without fossil exhaust.

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This requires converting or replacing the world fleet and having green fuels at every major port. Binding global rules would push shipping lines to act. Countries with lots of sun and wind could export fuels.

What it brings

  • Climate-neutral world trade
  • Clean ports and coasts
  • New export markets for green fuels

Prerequisites

More in Transport & Mobility · If Solved

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