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  "attribution": "World Bank. 2026. State and Trends of Carbon Pricing 2026. Washington. World Bank, Washington, DC. doi: 10.1596/978-1-4648-2348-0. License: Creative Commons Attribution CC BY 3.0 IGO.",
  "description": "The share of the world's greenhouse gas emissions covered by a direct carbon price, a carbon tax or an emissions trading system, through the 87 such policies in force on 1 April 2026. Coverage says how much of the world's emissions face a price, not how high that price is.",
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