New Zealand’s government joined a global geothermal energy group, saying the move was emblematic of a shift toward a low-carbon economy. New Zealand Energy Minister Simon Bridges announced from the sidelines of the U.N. climate conference in Paris his government joined the Global Geothermal Alliance . “As the world transitions towards a lower carbon future, the increased demand for renewable energy, coupled with the ongoing interest in energy security, has focused attention on geothermal energy,” he said in a statement. “Worldwide installed capacity is forecast to double this decade.” Bridges arrived in Paris last week, bringing with him a message of how energy diversity can help advanced economies switch to a low-carbon model. […]