Poland's power system faces winter test after summer squeeze

Poland is at risk of power shortages this winter according to analysts who say limited available capacity and low river levels could prompt a repeat of this summer when a heatwave prompted the country's first usage limits in decades. Eastern Europe's biggest economy imposed strict power consumption restrictions in August after soaring temperatures and low water levels in rivers used to cool coal-fired power plants threatened to overload the grid. "The risk of power shortages occurring this winte