Sirius Exploration Plc

LONDON - Further to the announcement of 13 October 2009 announcing inter alia the acquisition of Co2 Energy Storage Pty Ltd, the Directors of Sirius Exploration Plc (AIM: SXX, OTC: SRUXY), the diversified mining and exploration holding company focused on North America and Australia, are pleased to announce the findings of a technical report conducted by UniQuest Limited of Queensland, Australia for Co2 Energy Storage Pty into the feasibility of using compressed carbon dioxide (Co2) within underground salt caverns to create energy storage facilities for the production of electricity.