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International news with context — conflict, diplomacy, climate and the humanitarian stories shaping the globe. We watch the world so you don’t have to.

EXPLAINER

What Is a Carbon Tax, and How Does It Work?

A carbon tax is a government fee on the carbon in fossil fuels or on emissions, meant to make polluting cost more and nudge users toward cleaner options.

By Elena Duarte · Sep 16 · 5 min read
Why Climate Diplomacy Keeps Stalling

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