 During his tenure at the United Nations, Mr. Tanoh was the Principal Negotiator for Ghana and the Spokesperson for the Group of 77 on the Mining Code for the Law of the Sea.He was elected Chairman of the Africa Group during the 1988/ 89 annual meeting of the Law of the Sea in Kingston, Jamaica.He was also invited by the Aspen Institute in Colorado to participate in the Group of Experts Meeting preparatory to the World Environment Conference (Brazil) to prepare the initial indicative draft convention on Climate Change.