TESS贸易、环境与可持续发展目标论坛：2025年应对气候变化的措施及一些政策兼容方法报告（英文版）

The Intergovernmental Panel on Climate Change (IPCC) was established by the United Nations in 1990 to provide a scientific and policy basis for subsequent treaty responses such as the 1992 United Nations Framework Convention on Climate Change (UNFCCC), the 1997 Kyoto Protocol, and 2015 Paris Agreement. From its first assessment report, the IPCC determined methods to express the equivalency of the main greenhouse gases—that is, carbon dioxide (CO2), methane (CH4), and nitrous oxide (N2O), perf