What to know about COP30 and Canada’s role in the annual UN climate talks

Canadian climate negotiators are headed to Brazil for the next two weeks as leaders gather for annual United Nations climate talks.

The talks come as Prime Minister Mark Carney, whose credentials as an international climate advocate helped win him support in this year’s election, comes under increasing scrutiny for his reversal of some key Trudeau-era climate policies – and his government’s perceived softening on the oil and gas sector, the biggest source of Canada’s emissions.