By Sheldeen Joy Talavera, Reporter THE DEPARTMENT of Energy (DoE) is planning to resume the coal auction, which includes Semirara island operated by the country’s largest coal producer, by the middle of this year, the Energy chief said. “We have postponed the Semirara bidding, but it may resume around the middle of this year as we still have several things to fix,” Energy Secretary Sharon S. Garin told reporters late on Monday. Last month, the D…