Labor will not harm coal industry to meet 2050 net zero target, Fitzgibbon says – as it happened

Government MPs lash out at Labor over its emissions target before the parties spar on climate and more in question time, which begins with tributes to Hannah Clarke and her children. This blog is now closed

• Net zero emissions by 2050: is it a controversial ambition and will the Coalition adopt it?
• Australia's carbon emissions fall just 0.3% as industrial pollution surges

6.27am GMT

And on that note, I am going to close down the blog before my head explodes.

We'll be back early tomorrow morning. Being Tuesday, that means it's party-room time, and there ain't no party like a bunch-of-people-pretending-they-are-all-under-the-one-policy-umbrella party.

6.20am GMT

Barnaby Joyce is explaining why some, including the Liberal-National NSW state government, are living in a "fairytale nirvana" by having a target of net zero emissions by 2050. He's on Sky News.