Sicily of 2017, 750,000 Sicilians, 14.4% of the island's population, lived abroad. For lack of employment, every year many Sicilians, especially young graduates, still leave the island to seek jobs in richer Italian regions or in foreign lands. The politics of Sicily takes place in a framework of a presidential representative democracy, whereby the President of Regional Government is the head of government, and of a pluriform multi-party system. Executive power is exercised by the Regional Government. Legislative power is vested in both the government and the Sicilian Regional Assembly. The capital of Sicily is Palermo. Traditionally, Sicily gives centre-right results
Geology of Sicily well as the regional uplift of the Calabrian unit. The tectonic setting of Sicily is controlled by the rate of collision of the African plate and Eurasian plate and the rate of back rolling of the African plate. The tectonic history of Sicily can be divided into four main stages: During Late Triassic, the ancient Neotethys ocean was formed by a major continental rifting event and rapid tectonic subsidence. Traces of the tectonic event can be found at both the Hyblean plateau and western Sicily. After the rapid subsidence during Triassic to Early Jurassic, there was a slow thermal subsidence