To adapt to climate change, developing countries will require anywhere from $310-365 billion (at least ₹27 lakh crore) annually by 2035, according to a United Nations analysis. This is nearly 12 times more than the money that currently flows from the developed to the developing world for this purpose.

The analysis, underlining the huge gap between the demand and supply of funds needed to protect developing nations from climate change impacts, appears in Running on Empty , an annual report on the shortfall released on Wednesday (October 29, 2025), ahead of the 30 th edition of the UN Framework Convention on Climate Change Conference of Parties (COP-30) to be held in Belem, Brazil next month.

International public adaptation finance flows to developing countries stood at $26 billion (

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