They came in their thousands and their anger burned as fires continued to rage in the nation's south.

Brisbane's King George Square was packed on Friday evening as thousands of people gathered to protest the Morrison government's climate policies and demand more funding for firefighters.

King George Square filled on Friday night as thousands protested the federal government's handling of the bushfire crisis. Credit:Cameron Atfield

There was no mistaking the target of the crowd's anger - Prime Minister Scott Morrison.

"Sack ScoMo" banners dominated the protest, set up by Uni Students for Climate Justice, in conjunction with Extinction Rebellion.