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… they often spray again just before harvesting with the herbicide glyphosate to desiccate the crop, which saves them … applied to make crops more tolerant of herbicides. These herbicide-resistant genetically-modified (GM) crops now use 56 per cent of total glyphosate use,204 and increased herbicide tolerance means that farmers are likely 136 UNCCD | …

… or freshwater ecosystems. In the United States 70% of herbicide use in agriculture can be directly attributed to …