Chief Minister V.S. Achuthanandan on Sunday commissioned the 25 MW Neriamangalam Extension Scheme (NES). Dedicating it to the nation, the Chief Minister stressed the need to focus on ensuring energy security for the State. Energy security was as important for the State as its food security, he said. The government was committed to adding an additional 500 MW to the annual power generation in the State, during the coming three years.