Germany expects the cost of transforming its natural gas and heating networks to reach as much as €14 billion ($15 billion) by the end of the decade, the first time an official estimate has been given. The country wants to start using hydrogen and expand district heating to reduce its heavy fossil fuel dependency and cut overall carbon emissions by two thirds by 2030, according to an Economy Ministry document seen by Bloomberg. The cost will be about €1 billion a year for upgrades to each network for the next seven years. Cleaning up heating systems and replacing gas are key areas to tackle if the government’s ... (full story)