A pesticide is a substance or mixture of substance intended for preventing, destroying, repelling or lessening the damage caused by the pest.  A pesticide can be a insect, plant pathogen, weed, bacteria, bird etc. That compete with the human for food, destroy property, spread disease.  A pesticide can be a chemical, biological agent, antimicrobial, disinfectant etc.  Many chemical pesticides are poisonous to human and animals. Herbicide, insecticide, rodenticide, nematicide, mollusicide, fungicides, piscicides are some pesticides.
The pesticide enterprises cause contamination of soil, water and air. The pesticidal buildup washed alongside downpour water, is added to the close by water assets making it unfit for drinking. They enter the evolved way of life chain and cause issue of bioaccumulation or biomagnification. They are not target explicit consequently likewise executes non-bother bugs. It antagonistically influence the component of entomophily. Persistent and aimless utilization of pesticides may create obstruction in creepy crawly bug like superpest and superbugs. They are non-biodegradable and influence the parity of biological system. They are exceptionally harmful in nature and if not took care of cautiously, they can cause genuine medical issues like malignant growth, distortions and infection. Mishaps in pesticides fabricating units cause extraordinary loss of human life.

Effects on health:

Even just using pesticides in amounts within regulation, studies have revealed neurotoxins can do serious damage during development. Researchers report the dangers of pesticides can start as early as fetal stages of life. The Pesticides entry at Wikipedia.org lists some of the results that have been recorded in recent years including: Fetuses, (pre-birth babies), may suffer from exposure and exhibit behavioral problems, growth issues. Lower cognitive scores, fewer nerve cells and lower birth weight. A lower resistance to the toxic effects of pesticides. A greater risk (70% increase), for Parkinson's disease, even with low levels of pesticides. Can you believe the government approved the use of some organophosphates despite the occurrence of illnesses? It makes you wonder just who the Environmental Protection Agency (EPA) is working to protect.

Alternatives to pesticides:

• Integrated Pest Management (IPM)- is a successful and earth delicate way to deal with bug the board that depends on a mix of good judgment rehearses.

• IPM programs utilize current, complete data on the existence patterns of irritations and their connection with the earth.

• These incorporate utilization of bug safe or open minded, predators, and pathogens, utilization of parasites, summer furrowing, late planting, isolate measures and so forth. Natural control strategies incorporate the utilization of living advantageous living beings, called characteristic adversaries to control bothers.

• Biological control is a significant piece of any coordinated nuisance the board programs. All creepy crawly and bugs have some regular adversaries.

Biopesticides are best, significant and industrially reasonable in light of the fact that these are economical, cause no contamination and represent no danger to human wellbeing. It remember normally accessible specialists for nature e.g.- Nuclear polyhedrosis infection, Bacteria-Bacillus thuringiensis Metarhizium, Beauveria. It additionally incorporates the utilization of common concentrates acquired from plants and microorganisms for example Azadiractin from neem, Nicotine from tobacco. Pesticides are a significant danger to honey bees. The foundational harming of blossoms has executed scores of honey bees. We're just losing such a large number of them. The honey bees and butterflies among others are pollinators and they speak to a characteristic masterpiece in sustaining plant cycles and development. That means lost many billions of honey bees. Furthermore, it's assessed that this misfortune will contrarily affect the farming economy as much as $8 to $12 billion.

In order to address, the growing demand of the people, we can plant spices like coriander at home in unused and damaged jars that doesnot offer any service to hold water in it. Biopesticides are also the alternative for chemical peasticides.