FRANKFURT (Reuters) -Siemens Energy on Tuesday said it was reviewing its full-year outlook after wind turbine division Siemens Gamesa unveiled another quarterly loss, ongoing operating problems and rising costs. Siemens Energy AG also said the operating environment had become more challenging due to the war in Ukraine as well as sanctions imposed on Russia, adding it could not rule out further negative effects on sales and profits in 2022. So far, the company has expected a margin on adjusted earnings before interest, tax and amortisation (EBITA) before special items in a range of 2% to 4% in …