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There are over 100,000 different types of soil in the world.

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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.

World Soil Congress

About WCSS

The WCSS has been held quadrennially since 1927 as a scientific meeting in the field of soil science.

Soil scientists from all around the world come together to discuss soil issues, exchange knowledge and find solutions for current problems.

It´s not unusual to gather about 2500 participants from more than 100 countries around the world at WCSS.

Usually the WCSS provides a wide range of scientific programs and stimulating social activities. In addition, renowned experts will address the pertinent issues and technological advances in the broad areas of soil science throughout the meeting. Furthermore, participants have a great opportunity to network through extensive discussions and informative exchanges.
Besides, interesting field trips and social programme makes the WCSS a unique Event.

Below you find information about all past WCSS.

Past WCSS

The past WCSS have been great events and a huge number of contibutions made them a great success.

Thank you for your understanding that we can not provide all the documents for download. We provide an overview of all available documents and if you are interested in specific documents please contact us


21st Congress 2018 / Rio de Janeiro, Brazil

Information, downloads

Individual abstracts 21st WCSS – Search here: http://www.21wcss.org/anais/?secao=abstract




20th Congress 2014 / Seoul South Korea

Information, downloads




19th Congress 2010 / Brisbane Australia

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18th Congress 2006 / Philadelphia USA

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17th Congress 2002 / Bangkok Thailand

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16th Congress 1998 / Montpellier France

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15th Congress 1994 / Acapulco Mexico

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14th Congress 1990 / Kyoto Japan

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13th Congress 1986 / Hamburg Germany

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12th Congress 1982 / New Delhi India

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11th Congress 1978 / Edmonton Canada

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10th Congress 1974 / Moscow USSR

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9th Congress 1968 / Adelaide Australia

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8th Congress 1964 / Bucharest Romania

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7th Congress 1960 / Madison USA

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6th Congress 1956 / Paris France

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5th Congress 1954 / Leopoldville DR Congo

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4th Congress 1950 / Amsterdam Netherlands

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3rd Congress 1935 / Oxford UK

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2nd Congress 1930 / Leningrad USSR

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1st Congress 1927 / Washington USA

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For a full list of soil science congresses up to 1998 see Geoderma article on 75 years ISSS/IUSS – PDF