Bridget McKenzie warns 'it will be ugly' if Morrison commits to net zero target without Nationals support

Broadside comes as Rio Tinto announces ambitious new reduction target to reduce emissions by 50% by 2030Download the free Guardian app; get our morning email briefingNationals minister Bridget McKenzie has declared "it will be ugly" if the prime minister, Scott Morrison, commits Australia to a net zero emissions target by 2050 without the formal imprimatur of the Nationals party room.McKenzie's assertive warning shot at Morrison on Wednesday came as the mining giant Rio Tinto became the latest resources player to unveil a new target to reduce direct and indirect emissions by 50% by 2030 - tripling the company's previous commitment. Continue reading...