It's messy and slow and drowned in noise, but a change in Australia's climate policy is under way | Adam Morton

There is a signal beneath the noise, and it is bigger than just the safeguard mechanismClimate scientists sometimes talk about moments when the "signal emerges from the noise" - when the human influence on heatwaves and downpours becomes greater than what could have been caused by natural changes alone.The same might be said for Australia's reborn attempts to formulate a climate policy. Sometimes the noise that surrounds the debate is so great that it can make the underlying signal about where we're going hard to find. But the signal is there. Continue reading...