A Ghana Society for Development Dialogue2019-04-162019-04-162008-04-10http://ugspace.ug.edu.gh/handle/123456789/29276JournalOn 18 June 2007, Tullow Oil, a UK firm announced that it had found 600 million barrels of oil off the shores of Ghana, more than the 250 million barrels that they had estimated earlier. They were indeed very optimistic about the future as the Tullow Oil Chief Executive Aidan Heavey assured the world that "based on evidence to date, ultimate reserves are likely to be materially in excess of previous estimates, with some high potential zones still to be drilled."enObserverLegonNewThe New Legon Observer