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Potassium in our soil is running low, threatening global food security – new study proposes a way out

By Will Brownlie, Senior Science Project Manager, UK Centre for Ecology & Hydrology
Mark Maslin, Professor of Natural Sciences, UCL
Peter Alexander, Senior Lecturer in Global Food Security, The University of Edinburgh
Soils around the world are running low on potassium, a key nutrient needed for plants to grow. This ultimately means we may not be able to grow enough food for everyone.

But it’s not too late: we have just published research identifying six things we must do to safeguard potassium supplies and food production.

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