Coal burning has existed for centuries. It powered the Industrial Revolution, changing the course of the world. At present it provides 29.9% of global primary energy needs and generates 41% of the world's electricity. It is also used in the production of 70% of the world’s steel. Total world coal production reached a record
level of 7831metric tons in 2012. This represents an annual growth of 2.9%. Since 2000, global coal consumption has grown faster than any other fuel. The five largest coal users - China, USA, India, Russia and Japan - account for 76% of total global coal use. Indonesia, which is a major source of coal for the Philippines, is the top coal exporter and ranks among the top coal producers in the world.