The hot weather hitting Europe this week is set to reduce power output from France’s fleet of nuclear reactors, risking even higher electricity prices as the continent endures its worst energy crunch in decades. Warm temperatures in the Garonne River mean that production restrictions are likely at the Golfech nuclear plant in the south of the country from Thursday, Electricite de France SA said in a filing with grid operator RTE. Temperatures in France and the Iberia region will be well above average over the next five days and even hotter next week, according to forecaster Maxar. The reduction is another blow to EDF, whose 56 reactors — vital to Europe’s power supplies — are already operating at about half their capacity because of maintenance and checks. The utility has estimated that output this year will be the lowest in more than 30 years, meaning neighboring countries may have […]