Indonesia:

Indonesia: The Slow Boil Geothermal Superpower (Nikkei Asian Review)

Workers rotate a valve during a production test at Karaha geothermal
well in Tasikmalaya, Indonesia, West Java province. (Courtesy Reuters)

Abundant renewable energy in Indonesia could generate an estimated 29 gigawatts, enough to easily power 500 million homes, from beneath its 17,000 islands. But its emergence as a global geothermal superpower is a 20-year tale of frustration and missed opportunities.

That might be starting to change with some ambitious new projects and policy changes in train. In early June, work finally began in North Sumatra on the world's largest geothermal facility -- the $1.6 billion Sarulla plant. Due for completion by 2018, by some estimates it will reduce overall carbon dioxide emissions by 1.3 million tons each year.

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