Australia chief, Jennifer Westacott, defended AGL.

“They have made it very clear, what the cost of keeping that plant is – $160m a year leading up to 2022.. that it is unviable beyond that and you have to remember that only 1% of coal-fired power stations stay open passed this 50-year life that they have across the world,” she told ABC radio

https://www.theguardian.com/australia-news/2017/sep/21/turnbull-rejects-efforts-to-dumb-down-energy-debate-into-renewables-v-coal?CMP=Share_AndroidApp_WordPress