When it comes to finding out about the latest science on global warming, the Intergovernmental Panel on Climate Change – with its 195 Members – is a leading international authority.

According to the IPCC’s latest report, sea levels are rising faster than expected, while many of the world’s smaller glaciers could largely disappear by the end of this century.

In an interview with UN News’s Daniel Johnson, IPCC Working Group chair Valérie Masson-Delmotte explains how important it is for Governments to act now to protect hundreds of millions of people in at-risk communities, from coastlines to mountain regions.