Minister of the Environment (Australia) gas emissions, and promoting energy efficiency. The following individuals have been appointed to the post, or any of its precursor titles: The Minister for Sustainable Population was a ministerial portfolio administered through the Department of the Treasury responsible for "planning properly for the infrastructure needs, for the housing needs, for the transport needs, for the regional needs" of the Australian population of the future. Originally entitled the "Minister for Population" by Prime Minister Kevin Rudd, his successor, Julia Gillard, renamed the portfolio to the "Minister for Sustainable Population" to reflect her policy changes on the matter of population growth and
Spouse of the Prime Minister of Canada Spouse of the Prime Minister of Canada The Spouse of the Prime Minister of Canada () is the wife or husband of the Prime Minister of Canada. Sophie Grégoire Trudeau is the wife of the 23rd and current prime minister, Justin Trudeau. To date, 19 women have been the wives of the Prime Minister of Canada; Kim Campbell, the only female prime minister to date, was unmarried during her time in office. As a public figure, spouses participate in various ceremonial, diplomatic or partisan activities alongside the prime minister. Spouses often pursue philanthropic or charitable endeavours on their own, although