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Key Concepts

Another potential health risk derives from the use of pesticides, although this is beneficial in decreasing crop loss both before and after harvest (Clarke et al, 1997). Despite the recognition of urban agriculture (UA) as a source of urban food security, concerns are growing among city authorities on the indiscriminate use of pesticides. Insufficient data exist, however, on the actual gravity of the problem. These would provide guidance on appropriate interventions or policy formulation.