Greece’s main utility, the 51% state-owned Public Power Corporation (PPC), has just announced to investors that it will invest $1.73 billion in its electricity grid and $2.38 billion in renewable energy by the end of 2023. PPC also announced that it intends to reach 1.5 GW of wind and solar capacity by 2023, up from 170 MW today. By 2028 it’s now aiming at 2.5 GW – its targets have been upped by 10% since just September. The company also said it was looking into floating renewables and energy storage. Traditionally coal reliant, the utility now aims to decommission 3.4 GW of coal plants by 2023, leaving only the 660 MW Ptolemaida V plant active for five final years –…