International Union of Soil Sciences

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The International Union of Soil Sciences (IUSS), founded in 1924 under the name International Society of Soil Science, is a scientific union and member of the International Science Council (ISC).

The Union has 86 national and regional member societies with about 60,000 scientists^[1] in several countries and individual members in 57 countries.^{[citation needed]} Every four years, the IUSS holds the World Congress of Soil Science.

As of January 2023, the secretariat was taken over by the Council for Agricultural Research and Economics of Italy.^[2] Previously, the secreteriat was managed by Sigbert Huber, an officer of the Environment Agency Austria (Umweltbundesamt), located in Vienna.