AC power plugs and sockets In addition to Germany, it is used in Albania, Austria, Belarus, Bosnia and Herzegovina, Bulgaria, Chile, Croatia, Denmark, Estonia, Finland, Georgia, Greece, Hungary, Iceland, Indonesia, Iran, Italy (standard CEI 23-50), Kazakhstan, Latvia, Lithuania, Luxembourg, Republic of Macedonia, Republic of Moldova, the Netherlands, Norway, Pakistan, Portugal, Romania, Russia, Serbia, Slovenia, South Korea, Spain, Sweden, Turkey, Ukraine, and Uruguay. "Schuko" is an abbreviation for the German word "Schutzkontakt", which means "Protective contact" - in this case "protective" refers to the earth. Some countries, including South Korea, Portugal, Finland, Denmark, Norway and Sweden, require child-proof socket shutters; the German DIN 49440-1:2006-01 standard does
Latvia groves and wooded clusters, which afford a habitat for numerous plants and animals. Latvia has hundreds of kilometres of undeveloped seashore—lined by pine forests, dunes, and continuous white sand beaches. Latvia has the 5th highest proportion of land covered by forests in the European Union, after Sweden, Finland, Estonia and Slovenia. Forests account for or 56% of the total land area. Latvia has over 12,500 rivers, which stretch for . Major rivers include the Daugava River, Lielupe, Gauja, Venta, and Salaca, the largest spawning ground for salmon in the eastern Baltics. There are 2,256 lakes that are bigger than ,