Canadian MP resigns from Liberal Party over climate policy

A member of Parliament announced on May 27 that he will leave politics by mid-summer after criticizing government decisions on energy projects. The resignation follows his earlier departure from the cabinet in November 2025. The MP, who had served as environment minister, said the government approved major energy projects and placed climate goals behind economic priorities.

He stated that the fossil fuel lobby applied pressure to secure those approvals.

Background to the resignation The MP resigned from government in November 2025 and continued to criticize party policy from the backbench. He described exercising power as difficult in a country that remains dependent on natural resources. His departure had been expected and drew comparisons to other environmental officials who left office after similar disagreements.

The MP had previously worked as an activist before entering government.