Ukraine natural resources in Ukraine include iron ore, coal, manganese, natural gas, oil, salt, sulphur, graphite, titanium, magnesium, kaolin, nickel, mercury, timber and an abundance of arable land. Despite this, the country faces a number of major environmental issues such as inadequate supplies of potable water; air- and water-pollution and deforestation, as well as radiation contamination in the north-east from the 1986 accident at the Chernobyl Nuclear Power Plant. Recycling toxic household waste is still in its infancy in Ukraine. From northwest to southeast the soils of Ukraine may be divided into three major aggregations: As much as two-thirds of the
Education in Ukraine 2017 law "On Education" the language of instruction in Ukrainian schools is the state language, which is Ukrainian (national minorities are guaranteed the right to study in public educational facilities including their language alongside Ukrainian). In 2000/2001 academic year, 70% of students attended Ukrainian-language schools (that is where Ukrainian is the primary language of instruction), while 29% were studying in Russian-language schools. There are schools with instruction in Romanian, Crimean Tatar, Hungarian, and Polish in regions populated by those groups. Historically, the language of instruction has often changed in Ukraine. When Ukraine was part of the Russian Empire, the Ukrainian