The World Bank announced $400,000,000 in funding to help double Indonesia's geothermal energy capacity.  Officials say the investment is an effort to assist Indonesia and other developing countries produce clean energy and reduce global warming gas emissions.

Indonesia has numerous volcanoes and hot springs, which gives it some of the largest geothermal energy reserves on earth.

Geothermal energy is produced by mining heat stored beneath the Earth's surface. Indonesian officials estimate the country has about 28,000 MW of geothermal capacity. This is the equivalent of about 12,000,000,000 barrels of oil.

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