Update: 30.08.2015

A handful of soil can contain billions of soil microorganisms.

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The International Union of Soil Sciences (IUSS) is the global union of soil scientists. The objectives of the IUSS are to promote all branches of soil science, and to support all soil scientists across the world in the pursuit of their activities. This website provides information for IUSS members and those interested in soil science.

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IUSS Bulletins

IYS Soil message

To mark the celebration of the International Year of Soils, 2015 Hungary donated a soil mononlith to FAO. The monolith is from the same Chernozem that starts the “World of Soils” picture collection of IUSS. This Chernozem has been nominated also as the national soil of Hungary, when the country performed the presidency semester of the EU. All countries and or states are encouraged to send their national or state soil pictures with short description to the World of Soils collection .

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20th World Congress of Soil Science, Soils Embrace Life & Universe

June 8th to 13th, 2014 – Jeju Island, South Korea

Watch the creative Sand Art at the opening ceremony
Congress website

IYS 2015 & World Soil Day

IYSLogo World Soil Day


Upcoming Meetings

  • 31. August and 01., 02., 03. September 2015

    Soil Resources and Sustainable Development

    Wroclaw, Poland

    The 29th Congress of the Polish Soil Science Society

    Congress website: http://www.org.up.wroc.pl/igosr/PTG29/index_a.html


  • 01., 02., 03., 04., 05. September 2015

    IUSS IYS 2015 Activity - International Field Course and Soil Judging Contest, a Celebration of the IYS

    Gödöllő, Hungary