A worker stands near a filtration equipment at a QGC reverse osmosis water treatment plant near Chinchilla, 250 km (155 miles) west of Brisbane October 31, 2011. With a surge of popular support for measures ranging from more regulation to an outright ban on drilling, the coal-seam gas industry, an industry spreading rapidly across the Australian landscape, faces the prospect of project delays, higher costs and even blockades that have already succeeded in delaying drilling. Picture taken October 31, 2011. To match Insight AUSTRALIA-GAS/ REUTERS/Tim Wimborne (AUSTRALIA - Tags: ENERGY ENVIRONMENT BUSINESS POLITICS)