Media playback is unsupported on your device

Researching global warming's pause

23 September 2013 Last updated at 06:18 BST

Hundreds of scientists are holding talks in Stockholm on Monday on the latest major assessment of global warming.

The UN climate panel, known as the IPCC, reports every six years and its conclusions are meant to guide governments around the world.

A key challenge this time will be to explain why the rise in global temperatures has recently stalled.

Our science editor David Shukman reports.

Research video and graphics of Argo floats courtesy of University of California, San Diego

BBC © 2014 The BBC is not responsible for the content of external sites. Read more.

This page is best viewed in an up-to-date web browser with style sheets (CSS) enabled. While you will be able to view the content of this page in your current browser, you will not be able to get the full visual experience. Please consider upgrading your browser software or enabling style sheets (CSS) if you are able to do so.