Sunday, March 27, 2011

Chemical Pollution

Use of agro-chemicals has become a common practice in agriculture of these chemicals. Consumption of fruits and vegetables, harvested soon after the chemical spray is another health hazard.
To avoid this, it is necessary to educate farmers to use agro-chemicals safely and only when needed. Plant products like oil and cake of neem and pongamia, which are non-toxic to us can be used to control many crop pests. In irrigated fields, when farmers apply large quantities of chemical fertilizers and pesticides, a part of these chemicals may dissolve in water
and percolate into the wells. Thus, the water may get polluted. Drinking this water may cause sickness. In such areas, we need to persuade farmers to reduce the doses of agro-chemicals. Effluents from sugar factories and other industries let in the filed may also pollute drinking water in a similar way. Such factories should be told to treat the effluents properly.

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