On October 27, 2026, UN Climate Change reported that 146 countries had launched national adaptation-plan processes, 81 developing countries had submitted plans, and 137 Parties covering about 85% of global emissions had filed biennial transparency reports.
On October 27, 2026, UN Climate Change reported that 127 new nationally determined contributions covering 154 Parties and roughly 70% of global emissions would reduce 2035 emissions about 6% below 2019 under current pledges, or about 9% with full implementation.
On October 23, 2026, New York defendants filed a notice of appeal from the September 23 federal judgment that invalidated the state’s Climate Change Superfund Act on Clean Air Act and foreign-affairs pre-emption grounds.
On October 27, 2026, UN Climate Change said global climate-finance flows rose 32% to an annual average of $1.9 trillion in 2023–2024, while warning that distribution and adaptation-finance gaps remain.
On October 29, 2026, ESMA submitted final technical advice proposing a simpler EU Taxonomy reporting framework, including limiting the mandatory operating-expenditure KPI to non-capitalised research and development and removing the weighted-average group KPI.
On October 29, 2026, the European Banking Authority said its technical advice recommends removing the Fees and Commission KPI and the Trading Book KPI, simplifying the investment-firm KPI for other services, and streamlining Green Asset Ratio templates.