Pesticides are created to kill bacteria, insects, fungus and other insects that feed upon crops and it also includes humans. There are two types of pesticides biological and chemical. Pesticides are used not only in agriculture it is used every where in homes, schools, roads, buildings and forest to overcome bacteria, insects, funguses and others that can cause health problems. The chemical pesticides not only contaminate the food but it also decreases the nutritional value, the chemical pesticides are specialized to harm the environment as well as human health.
Environmental Problems from Pesticides
The chemical pesticides are involved in evaluating environmental problems. The chemicals using in the fields from 100 years are producing inimical effects on pollution in environment. Pesticides are also involved in polluting the air. Pesticide drift occurs when pesticides are dropping in the air as particles are transported by wind to other areas, probably contaminating them. Pesticides also affects the aquatic system proven by studies the movement and circumstance of the chemicals in the rivers and streams. There are four major routes through which pesticides influence the water: it may drift outside of the predetermined area when it is sprayed, it may drain, or leach, through the soil, it may be carried to the water or it may be spilled, for example accidentally or through carelessness. The use of pesticides may decrease the soil biodiversity. Many of the pesticides used pursue soil contaminants. Not using chemical pesticides can increase soil quality.
Health Problems from Pesticides
Humans are directly exposed to pesticides when they are handling or using them, and can be effected through occupational exposure or accidental poisoning. The workers, farmers and gardeners that live in the area which is directly under the influence of often arial crop dust are most vulnerable to get exposed to the pesticides.
The common people are also exposed to pesticides through diet, and as pesticide residues on food can be consequential, they can compile in the fatty tissue of our bodies, and can have acute health indication with time.
Exposure of pesticides may cause a wide variety of both acute or short-term and chronic or long-term health effects, depending upon the type and the amount of exposure of the pesticides. Acute poisoning may be diarrhea, pinpoint pupils, rashes, nausea and vomiting. Pesticides may also cause eye or throat irritation and problems. Chronic exposure from some types of pesticides may aggravate asthma symptoms; other kinds may increase the risk for assertive types of cancers and birth defects, or cause damage to the genetic and immune systems. Other severe pesticide poisoning can cause respiratory problems and convulsions that can lead to coma and death.