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In 100 years' time, maybe our food won't be grown in soil

  • Written by Alex McBratney, Professor of Digital Agriculture & Soil Science; Director, Sydney Institute of Agriculture, University of Sydney
In 100 years' time, maybe our food won't be grown in soilSoil is a non-renewable part of the environment. Can it sustain food production for our growing population?www.shutterstock.com, CC BY

It takes a lot to make a room of soil scientists gasp.

Last month, I presented at the National Soils Conference in Canberra, and asked 400 colleagues a simple question: do you think soil will play as significant a...

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