Allies say Claire Perry O’Neill was frustrated that no proper plan for the Glasgow summit had been produced

Claire Perry O’Neill, the former energy minister, is consulting lawyers after she was removed from her role running the UN climate change conference.

Perry O’Neill has told friends that Boris Johnson and his most senior aides gave three different reasons for her dismissal from her role at the conference, known as COP26, which is due to take place in November in Glasgow. She is considering legal action if she does not receive a proper explanation.

She took on the job after leaving parlianent at the election but was informed that her services were no longer required in a telephone conversation with Dominic Cummings, Johnson’s most senior aide, on Friday. A minister will replace her. Perry O’Neill is then understood to have talked to the prime