The Intergovernmental Panel on Climate change (IPCC) was jointly established by the World Meteorological Organization (WMO) and the United Nations Envir- ment Programme (UNEP) to assess the scientific, technical and socio-economic information relevant for the understanding of the risk of human-induced climate change. Since its inception the IPCC has produced a series of comprehensive - sessment Reports, Special Reports and Technical Papers on the state of the und- standing of causes of climate change, its potential impacts, and options for response strategies. In 1998, Working Group III (WG...