It can take more than 1000 years to form a centimeter of topsoil.

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.

Prizes

Margaret Oliver Prize

The Pedometrics Commission of the IUSS is pleased to introduce a new prize, which is intended to recognize up-and-coming talent in pedometrics. The prize is named for Margaret Oliver, in recognition of her outstanding commitment to the promotion and encouragement of pedometricians in the early stages of their careers as well as her overall service to pedometrics.

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Pan Ming Huang Prize

This prize is awarded every 4 years by IUSS Commission 2.5 in recognition of significant contributions to advancing the understanding of the interactions between soil minerals, soil organic matter, and soil organisms. The prize is named for Prof. Pan Ming Huang who was instrumental in promoting worldwide research leading to integration of knowledge on mineral colloids, organic matter, and microorganisms, and its impact on agricultural production, environmental sustainability, and ecosystem health.

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