All chlorpyrifos articles
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BusinessUS bans chlorpyrifos on all food crops
Environmental agency removes remaining exceptions for agricultural use of controversial insecticide
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BusinessUS ditches chlorpyrifos ban for food crops
Environmental Protection Agency says evidence of harm from food residues is insufficient
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BusinessUS government ordered to ban chlorpyrifos insecticide
Court gives EPA 60 days to finalise a ban, which was proposed under Obama but reversed by the Trump administration
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BusinessSyngenta subsidiary faces fine over pesticide exposure
US environment agency wants firm to pay $5 million after workers hospitalised after coming into contact with chlorpyrifos