組織領域：環境與可持續發展 總部：Vienna, Austria
The purpose of the IUSS is to promote all branches of soil science and its applications, to promote contacts among scientists and other persons engaged in the study and the application of soil science; to stimulate scientific research and to further the application of such research.
The International Union of Soil Sciences (IUSS) founded in 1924, is a Scientific Union member of the International Council for Science (ICSU), which it recognizes as the coordinating body for the international organization of science.
The group has 86 member National and Regional Societies, with about 55,000 scientists in several countries, and individual members in 57 further countries. Every four years, the IUSS holds the World Congress of Soil Science in various countries.