Solid fuel purposes, such as refining metals. Coal is the largest source of energy for the generation of electricity worldwide, as well as one of the largest worldwide anthropogenic sources of carbon dioxide releases. The extraction of coal, its use in energy production and its byproducts are all associated with environmental and health effects including climate change. Variations such as smokeless coal can be formed naturally in the form of anthracite, a metamorphosed type of coal with a very high carbon content that gives off a smokeless flame when set alight. Coke is a fuel with few impurities and a high carbon
Coal mining in the United Kingdom or low-carbon sources and loss of industry due to globalisation. Oil and gas reserves are predicted to run out long before coal, so gas could be produced from coal by gasification. On 21 April 2017, Britain went a full day without using coal power to generate electricity for the first time since the Industrial Revolution, according to the National Grid. In April 2018, a new record was set of 55 hours without coal, which in turn was broken by a period of more than 72 hours without coal a few days later. Coal mining in the United Kingdom Coal mining