Pesticides refers to all kinds of chemicals used in agricultural pest control practices. The prominent use of pesticides as an effective method to combat the weed and plant agricultural sector, the adverse effects known in terms of environmental impact and public health and that is a matter of debate nowadays. Pesticide use outside agricultural areas, is available in many areas including the use for domestic industrial production and daily life. The aim of this study is to determine the bio-accumulation effects on environmental and the the public health impact of pesticides. The effects of pesticides will be put forward with the frame of public health and environmental issues in Turkey.