PORT OF SPAIN, Trinidad - Trinidad and Tobago and the United States Department of Energy have signed a Memorandum of Understanding to facilitate cooperation on scientific, technical and policy aspects of energy efficiency and clean energy technologies through the exchange of ideas and information. The MOU commits both countries to establish a Renewable Energy Research centre, to be located at the St Augustine Campus of The University of the West Indies. The intention of this centre will be to promote the rapid deployment of critical technologies for renewable energy in the Caribbean, the Office of the Prime Minister said in a statement yesterday. The MOU announcement followed the visit to Trinidad and Tobago yesterday of United States Vice-President Joe Biden to meet Prime Minister Kamla Persad-Bissessar and other Government officials.