At-a-glance: Climate change - evidence and predictions
Warming world

Long-term high

Sea level rise

Thinning ice

Growing emissions

Warmer future

Sea level rise
Rising temperatures are thought to cause sea levels to rise as the oceans expand and polar ice melts. The IPCC says sea levels rose between 10 and 20cm worldwide during the 20th Century. It predicts a further rise of between 9cm and 88cm by 2100.