African leaders want to introduce new taxes worldwide to help pay for efforts to address climate change.
The Nairobi Declaration was released after a three-day Africa Climate Summit in the capital of Kenya.
The leaders of the countries say that the declaration is important for their discussions at the COP28 summit in Dubai in November.
Experts have found that even though the continent is severely affected by climate change, it only gets around 12% of the money it requires.
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