Five tonnes of animal life can live in one hectare of soil.

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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

IUSS Bulletin 137  IUSS Bulletin 137 (December 2020)

  Click here for archived bulletins!

Internat. Decade of Soils

IUSS – FAO – GSP children’s book contest on Soil Biodiversity

In the framework of World Soil Day (WSD) 2020, FAO, IUSS and GSP launched a scientific children’s book contest on Soil Biodiversity with the motto “Keep soil alive, protect soil biodiversity”. FAO, IUSS and GSP invite all those interested >>Read more


IUSS Season’s Greetings

The IUSS Executive Committee and the IUSS Secretariat would like to thank all IUSS Standing Committees, Divisions, Commissions and Working Groups, Honorary members and Full members as well cooperating partners for their support in this year of the pandemic to bring forward soil science as a valuable contribution to solve global challenges.

We wish you all a Merry Christmas as well as peace, hope and health.

Recommended Publication

World Soil Day 2020 - New book of IUSS published

The most recent book in the IUSS book series of the International Decade of Soils (2015-2024) Soil Sciences Education: Global Concepts and Teaching was published in the CATENA series GeoEcology Essays.

This book addresses readers primarily involved in teaching soils, geosciences, environment, ecosystems, art, etc., in schools, and who serve at museums, educational or extension organizations, NPOs, NGOs, etc. It’s authors provide a basic framework and a collection of good practices currently used in soil and soil sciences education to make students aware of soils and their importance.

Read more: Soil Sciences Education: Global Concepts and Teaching


IUSS Calendar ‘Soilutions’ available

IUSS considers stopping soil degradation as one of its most important tasks, and invited to propose ‘Soilutions’ in the form of a poster in order to preserve this unique resource and life itself.

The ideas and proposals should represent the role of the soil as an essential natural resource to preserve the environment. This >>Read more

Upcoming Meetings

The outbreak of the Corona virus is clearly a rapidly evolving situation. The organisers of the meetings listed below will be constantly reviewing the situation in the light of global and country-specific advice to inform decisions to minimise the additional risks to attendees, their communities and those living in the meeting’s host country.

The IUSS will also continue to monitor the situation, and advise that prior to attending meetings our members review up to date information from their country’s government, the WHO and from the host country to ensure that everyone’s health and wellbeing remains a priority.

International Scientific Conference “XXIV Dokuchaev Conference for Young Scientists”
Monday, 1. March 2021 to Thursday, 4. March 2021
Workshop Exploring A Dynamic Soil Information System
Tuesday, 2. March 2021 to Thursday, 4. March 2021
PRSSS 2021 Spring Workshop and AGM – Biodiversity in Soils: Environmental, Social, and Economic Effects
Saturday, 6. March 2021 to Saturday, 6. March 2021
Global Symposium on Soil Biodiversity (GSOBI20)
Monday, 19. April 2021 to Thursday, 22. April 2021
vEGU21: Gather Online
Monday, 19. April 2021 to Friday, 30. April 2021
Emerging policy challenges on New SOil contaminants (ENSOr) Workshop 2021
Thursday, 6. May 2021 to Friday, 7. May 2021
First IUSS Conference on Sodic Soil Reclamation
Monday, 10. May 2021 to Wednesday, 12. May 2021
Intersol 2021: Soils: Opportunities for the Transition of Territories
Tuesday, 18. May 2021 to Thursday, 20. May 2021
3rd ISMC Conference – Advances in Soil Systems Modeling
Tuesday, 18. May 2021 to Saturday, 22. May 2021
9th National Symposium on Control of Soil Degradation and Recovery
Monday, 24. May 2021 to Wednesday, 26. May 2021
100 years of agricultural experimentation at the Faculty of Agriculture and Biology at the Warsaw University of Life Sciences in Warsaw
Thursday, 27. May 2021 to Friday, 28. May 2021