How does poor environment affect health?

Environment:

1. The environment is the sum total of all living and non-living entities.
2. The living components include animals and plants whereas the non-living components include water, land, light, and air.

Impact of poor environment on health:

1. The environment around us consists of several physical, chemical, and biological hazards.
2. Some of these hazards include airborne particles, radiations, viruses, microbes, pesticides, insecticides, and caustic substances.
3. Improper sanitation, poor hygiene, and untreated drinking water cause diseases such as cholera, dengue, and diarrhea.
4. Poor environmental conditions also lead to cancers and respiratory system illnesses such as asthma.