This is a Technical Paper of the Intergovernmental Panel on Climate Change prepared in response to a request from the United Nations Framework Convention on Climate Change. The material herein has undergone expert and government review, but has not been considered by the Panel for possible acceptance or approval. November 1996 This paper was prepared under the auspices of IPCC Working Group II, which is co-chaired by Dr Robert T. Watson of the USA and Dr M.C. Zinyowera of Zimbabwe. |