Confederation of Indigenous Nationalities of Ecuador in South America (for example Plan Colombia). In 2013 CONAIE became more involved in discussions with other indigenous organizations involving land rights and environmental sustainability due to deals made by the government with large multinational oil companies. These deals primarily concern the Amazon basin, and would take over much of the indigenous land that is currently inhabited. There has been much debate for many years between the governments, the indigenous peoples, and the oil companies. Chevron (formerly Texaco) is a major oil company which has had a presence in Ecuador; recently Chevron has come into many Ecuadorian headlines regarding drilling
Oil shale in Serbia sapropel type (Aleksinac, Mionica and Petnica) and sapropel-coaly type. Although oil shale was known in Serbia for centuries, a more detailed exploration started in 1980s. The Southern Serbia region, covering an area equal to around 30% of the country and containing oil shales of Upper Devonian to Lower Carboniferous age, was extensively studied during the 1980s, while the smaller deposits in the other parts of the country were found to be of negligible economic value. Within the region, two potentially exploitable large deposits, Aleksinac and Vina-Zubetin, have been identified, estimated to contain 2 and 0.85 billion tonnes of oil shale