Find more information about the purpose of the UN Climate Change secretariat and its history. Take a closer look at the bodies which participate in the process of developing policies and guidance to support Parties in the implementation of the Convention, the Kyoto Protocol and the Paris Agreement.

Learn more about our divisions, our senior staff and the organizational structure in the secretariat.

The annual report encompasses the key achievements under the UNFCCC intergovernmental process and the activities of the secretariat, particularly the impacts of those activities in support of the Convention, the Kyoto Protocol and the Paris Agreement. The 2022 report is accessible on our website.

The roots of the UN Climate Change secretariat lie in the United Nations Framework Convention on Climate Change (UNFCCC) which entered into force on 21 March 1994. Learn more about the first steps into a safer future and read the original authentic Convention text available in all six official United Nations languages.

The Kyoto Protocol was adopted on 11 December 1997 and entered into force on 16 February 2005. Find out how the Kyoto Protocol operationalizes the Convention by committing industrialized countries and economies in transition to limit and reduce GHG emissions.

The Paris Agreement was adopted by 196 Parties at COP 21 in Paris, on 12 December 2015 and entered into force on 4 November 2016. Find more information about the Paris Agreement and how technology, finance and capacity-building engage the world to keep temperature below 1.5° Celsius. The original text is available in all 6 UN languages .

Search for official documents and decisions available for download.

The Climate Hub 360 is a visual platform which showcases key climate change-related events. The calendar is a living document and is being updated continuously. Bookmark the UN Climate Change calendar!

Download our free “UN Climate Change app” on your mobile device (smartphone or tablet) for quick access to key information and sign up for important updates.

Follow the UN Climate Change’s many social media channels: Facebook, Instagram, LinkedIn, TikTok, Twitter and YouTube. Download high-quality photographs from the secretariat’s Flickr account and find out more about the High-Level Climate Change Champions.

In the Newsroom, the UN Climate Change secretariat informs about the latest news related to the process. Intergovernmental negotiations and complex scientific data is available in an accurate, easy-to-understand format.

“1.5 Degrees: Climate Action Blog” features concrete climate action undertaken by non-Party stakeholders from around the world. It depicts human stories in the face of climate change, provides hope and inspiration, presents obstacles and solutions - information found outside of the UNFCCC Climate Change process but intimately linked to it.