Firstly, humus is not actually type of soil, but is rather a form of mature compost. It can be made either through a composting process or can be found in nature, such as in the rich topsoil found in some forests.
Waterborne Diseases. Waterborne diseases are caused by drinking contaminated or dirty water. Contaminated water can cause many types of diarrheal diseases, including Cholera, and other serious illnesses such as Guinea worm disease, Typhoid, and Dysentery.Water related diseases cause 3.4 million deaths each year.ontaminated water can cause many types of diarrheal diseases, including Cholera, and other serious illnesses such as Guinea worm disease, Typhoid, and Dysentery.
Human Bacterial Diseases. â¢ Tuberculosis and dental caries are just two of the many human diseases caused by bacteria. A few others are cholera, leprosy, tetanus, bacterial pneumonia, whooping cough, diptheria, and Lyme disease.(p. 554). â¢ A number of bacteria also cause sexually transmitted diseases such as gonorrhea, syphilis, and chlamydia.uman Bacterial Diseases. â¢ Tuberculosis and dental caries are just two of the many human diseases caused by bacteria. A few others are cholera, leprosy, tetanus, bacterial pneumonia, whooping cough, diptheria, and Lyme disease.