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
Science and Technology Center in Ukraine and the United States. In 1997, the original treaty was amended to include the European Union supplanting Sweden's membership in the organization. <br> 1993-1997<br> 1997 onward<br> <br> <br> <br> Science and Technology Center in Ukraine The Science and Technology Center in Ukraine commonly known as the STCU, is an intergovernmental organization dedicated to the non-proliferation of nuclear, biological and chemical weaponry and related technologies. It was established in 1993, through an international multilateral treaty to help scientists and researches involved in the research, development and production of nuclear, biological and chemical assets in former Soviet member states to transition from