Shadow Cabinet of Margaret Thatcher Cabinet ceased to exist upon her becoming Prime Minister following the 1979 general election. Thatcher announced her first Shadow Cabinet on 18 February 1975. On 15 January 1976, Thatcher reshuffled the Shadow Cabinet. Pym returned as Shadow Agriculture Minister, displacing Jopling. George Younger was dropped from the front bench, and he was replaced by Gilmour at Defence; Whitelaw, the Deputy Leader, added Gilmour's Home Affairs portfolio to his Devolution. John Biffen replaced Jenkin as Shadow Energy Secretary, and Jenkin took Health from Fowler, who was demoted to be a Shadow Transport Minister (which was not in Shadow Cabinet and was
Margaret Thatcher of the Hadley Centre for Climate Research and Prediction, the establishment of the Intergovernmental Panel on Climate Change, and the ratification of the Montreal Protocol on preserving the ozone. Thatcher helped to put climate change, acid rain and general pollution in the British mainstream in the late 1980s, calling for a global treaty on climate change in 1989. Her speeches included one to the Royal Society in 1988, followed by another to the UN General Assembly in 1989. However, after retiring as Prime Minister, she became sceptical about climate change policy and rejected climate alarmism. Thatcher appointed Lord Carrington, a