The 1992 UNFCCC serves as the international structure for efforts by 198 countries to slow the rate of rising climate pollution. It has universal participation. The U.S. was the first industrialized nation to join the treaty following its ratification under former President George H.W. Bush — and it will be the only nation ever to leave it.

The US, world’s largest historical polluter, will now withdraw completely from the global climate change mitigation agreement. | World News

Among the groups from which the U.S. withdrew are two prominent climate organizations — the Intergovernmental Panel on Climate Change (IPCC) and U.N. Framework Convention on Climate Change (UNFCCC).

US president Donald Trump has withdrawn the United States from dozens of international organizations, including many that work collaboratively to combat global climate change.The memorandum

As we say goodbye to 2025, we’re taking a look back at some of the significant weather events of the year. Fortunately, it was a quieter year (extreme weather-wise) in Connecticut compared to previous years.

It takes a year for a withdrawal to come into effect so on January 27 th the landmark climate pact is officially down to 196 signed members. The date is more symbolic than practical as Trump has already taken a wrecking ball to his country’s climate laws and commitments.

Deal counts and investor sentiment agree that this was a tough year for climate solutions PE / VC. But what does it look like under the hood?

President Donald Trump's withdrawal from the entire United Nations climate-fighting apparatus takes America's environmental isolation to another level and is likely to damage both the United States and the world as the planet flirts with ecological tipping points,