posted by Khotso .
What are the environmental or human factor that causes,accidents,crises or disasters which impacts negatively on people's health?
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People fertilise the soil with camicals thet are therefore wiped into the river during rain,this camicals comes to our bodies together with the water that we drink in everyday lives and damage our bodies,then we become ill.They are also absorbed by the crops we plant,then when we eat we get ill.The statistic says thet about 90% of the peple in south africa cntribut in this problem.