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Sulfuric acid: the next resource crisis that could stifle green tech and threaten food security

By Mark Maslin, Professor of Earth System Science, UCL
Simon Day, Senior Research Associate, Institute for Risk & Disaster Reduction, UCL

Without sulfur in the form of sulfuric acid, industries would struggle to produce the phosphorus fertilisers that raise farm yields or extract the essential metals used in everything from solar panels to electric car batteries.

Yet a problem looms, which has gone largely unnoticed. More than 80% of the global sulfur supply…

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