Australia's new gas heartland?

Australia is a big step closer to opening up a new gas field near the NSW town of Narrabri. It’s come at a moment when the Federal Government is enthusiastically endorsing gas as a central part of Australia's future energy supply. So what does it take to extract gas in 2020, and what kind of future does the industry have? Featured: Mikey Slezak, Science, Technology and Environment Reporter, ABC