Scientists from the Intergovernmental Panel on Climate Change (IPCC) are meeting in Brussels this week to chart the consequences of global warming on populations and ecosystems worldwide and agree possible measures to tackle it.

Melting glaciers, rising sea levels, heatwaves, droughts – the effects of rising global temperatures are already widely felt around the world.

But the poorest nations are set to suffer more, and are the least prepared to cope with the expected consequences, climate scientists will warn on 6 April 2007.