United Nations, Aug. 9 -- A new UN report has warned of increasing risks due to unprecedented climate change and urged all countries to commit to sustainable land use to help limit greenhouse gas emissions before 'it is too late'.

More than 500 million people today live in areas affected by erosion linked to climate change, the report warned on Thursday.

Speaking at the launch of a Special Report on Climate Change and Land by the UN Intergovernmental Panel on Climate Change (IPCC) in Geneva, experts highlighted how the rise in global temperatures, linked to increasing pressures on fertile soil, risked jeopardizing food security for the planet. Humans affect more than 70 per cent of ice-free land and a quarter is already degraded, noted Va...