联合国开发计划署UNDP：2025年NDC洞察系列报告-第2期（英文版）

One-fifth of the world’s global greenhouse gas (GHG) emissions covered by NDC submissions to date As of 31 March 2025, 19 countries have submitted Nationally Determined Contributions (NDCs), including five G20 countries, five Small Island Developing States (SIDS), two BRICS and one LDC, representing 20.5 percent of global GHG emissions. If all remaining anticipated NDCs are submitted by COP30, coverage would rise to 96.2 percent of global GHG emissions. Five countries from the Latin America a