Answers

I have enough to form a balanced view. Let me check one or two key recent analyses for more depth.Yes, the United Nations remains relevant—though imperfectly and unevenly—particularly as a universal forum for diplomacy, a massive provider of humanitarian and development assistance, a norm-setter, and a coordinator on transnational issues that no single country can solve alone. Its effectiveness is

No, it is not too late to limit or partially reverse the trajectory of climate change and avoid its worst impacts, but some changes are already irreversible on human timescales, the window for ambitious action is rapidly closing, and full restoration to a pre-industrial climate is not feasible anytime soon.[[1]](https://archive.fo/2026.08.01-064859/https://science.nasa.gov/climate-change/faq/is-it