BRUSSELS — The European Union should loosen its "rigid" adherence to climate neutrality and allow itself to miss its 2050 net-zero goal by up to 10 percent, Germany's minister for energy and economy told a major oil and gas conference in the United States. Speaking at the annual CERAWeek conference in Texas late Monday, Katherina Reiche called the EU's goal to slash its planet-warming pollution to net zero by mid-century into question. Europe, for a long time, "had left a corridor, there wasn't