The Petroleum Corporation of Jamaica's Centre of Excellence for Renewable Energy (PCJ's CERE) and the Caribbean Agricultural Research and Development Institute (CARDI) on February 11 signed a research agreement for a small-scale pilot project producing biodiesel from locally grown jatropha and castor, the Jamaica Information Service (JIS) reported February 14. The agreement is worth JM$10.3 million (US$121,396), according to JIS.