(Bloomberg) -- Germany has fired up a refurbished coal unit to help meet energy needs as the region’s first cold spell takes hold.Most Read from BloombergIsrael Latest: Blinken Works on Gaza Aid as Biden Set to VisitYour Guide to Understanding the Roots of the Israel-Hamas WarPutin Arrives in China to Meet Xi on Rare International TripIsrael Latest: Army Says Hamas Officials Dead; Over 600,000 in Gaza Flee SouthXi’s $1 Trillion ‘Project of the Century’ Gets a Reality CheckA unit of a power plant