A pesticide is a material used to kill or reject a pest. Pesticides have disadvantages and advantages. They are able to restrain pests, but it can also kill other organisms as well. Not only do they affect animals but they can effect us, as humans. A pesticide is a biological, physical, or chemical agent used to kill plants or animals that are harmful to people. The name pesticide is generally applied only to chemical agents. Examples of different pesticides are known as, herbicides nematicides and rodenticides.
There has been concern regarding the effects of chemical pesticides on human and on the environment.
The advantages of pesticides are; to improve crop quality and supply and greatly improved Human health around the world. Pesticides improve crop production and harvest productivity. Pesticides also prevent diseases found in fresh fruits and vegetables as well. Chemical pesticides now go through thorough and expensive test before government registration and release. Pesticides sprayed onto crops can be washed off.
So it is very rare to get poisoned by vegetables you eat. Poisonous and possible health effects have been verified.
New types of pesticides makes the use of herbicides or fertilizers possible and there is no damage to the crops. Now many fruit and vegetable growers use fewer pesticides to protect their crop from pests, so it is better for the farmers health. With the use of pesticides more crops grow on our land. The more crops we grow on our land, the more we can gain from exporting our produce to other countries.
The disadvantages of using the pesticides are; for instant,pesticdes cause a number of pollution problems through spray drift on to surrounding areas direct contamination of users or the public and as residues on food. “The World Health Organization” (WHO) estimated in 1999 that 20,000 people die annually worldwide from pesticides poisoning incident.However, many consumers are concerned about the effects of pesticide residues in foods, especially for infants, whose systems have weaker resistance levels to poisons than adults.
Another disadvantage is that pesticides can be cause cancer for anyone who are often expose the pesticides. In 1986, the US issued a report that the chemical could also cause birth defects. Humans are often exposed to pesticides usually as a result of exposure, such as accidental inhalation, on the job. Concerns have been made for farm workers in other countries. The protective safeguards are not enough and their health is being threatened by the continued use of pesticides that are known health hazards. That is why people that using or applying the pesticides should be very careful on handling the chemicals. Proper attire is required on handling the pesticides.
In Conclusion there are many disadvantages and advantages to pesticide use. The main disadvantages to pesticides is that they are very hazardous to your health if used incorrectly. We know that many people have concerns about the uncertain effects of pesticides. However, we really need pesticides for the growth of our economy. We need fruits and vegetables to live and sometimes weeds, pests and other diseases make it harder for us to get proper nutrition. Now a days, there are hazardous chemicals in everything from shampoo to toothpaste. We cannot avoid the use of chemicals in everyday products. Yet, we can make ourselves aware of the use of pesticides and use them wisely.