German energy group RWE AG (<a href="https://www.boerse-frankfurt.de/equity/rwe-ag-st" target="_blank">ETR:RWE</a>) and Greek power utility PPC SA (<a href="https://www.athexgroup.gr/en/market-data/instruments/stocks/PPC" target="_blank">ATH:PPC</a>) have taken the final investment decision to build two solar parks in northern Greece with a combined capacity of 567 MWp/518 MWac, the two announced today.