Since the synthesis of DDT during 1874 several insecticide molecules have been identified and synthesized globally for the control of insect pests, pathogens, microbes, vectors of human and animal diseases, weeds and other obnoxious organisms. Currently, billion kgs of pesticides are used annually worldwide in the form of herbicides, insecticides and fungicides. There are more than 1055 active ingredients registered as pesticides till date implying that there is no best alternate for the chemical pesticide. Pesticides are credited to save millions of lives by controlling diseases, such as malaria and yellow fever, which are insect-borne. However, pesticide exposure causes variety of adverse health effects and environmental pollution. Alternate.
