History of Estonia the Kunda culture. The early mesolithic Pulli settlement is located by the Pärnu River. It has been dated to the beginning of the 9th millennium BC. The Kunda culture received its name from the "Lammasmäe" settlement site in northern Estonia, which dates from earlier than 8500 BC. Bone and stone artifacts similar to those found at Kunda have been discovered elsewhere in Estonia, as well as in Latvia, northern Lithuania and southern Finland. Among minerals, flint and quartz were used the most for making cutting tools. The beginning of the Neolithic Period is marked by the ceramics of the Narva
Oil shale in Estonia increasing the use of other energy sources such as renewable energy and natural gas. In 2016, 73% of oil shale mined in Estonia was used for power generation, and about 90% of Estonia's electricity was generated from oil shale. About 15% of produced electricity was exported to Finland and Latvia. Eesti Energia owns the largest oil shale-fuelled power stations (Narva Power Stations) in the world. In addition, a new 300 MW station, which will use circulating fluidised bed boiler technology, is under construction in Auvere. In 2010, 11.4% of the heat supply in Estonia was generated by direct combustion of