(SeeNews) - Jul 23, 2013 - BESI estimates that EDP Renovaveis, the green energy arm of Portuguese power utility EDP (ELI:EDP), will book a 2% year-on-year decline in its earnings before interest, tax, depreciation and amortisation (EBITDA) to EUR 235 million (USD 310.2m) for the second quarter of 2013.