Final answer:
Emerging infectious diseases can be influenced by environmental, genetic, and socioeconomic factors.
Step-by-step explanation:
Emerging Infectious Diseases and Factors Influencing Their Emergence
Emerging infectious diseases are new diseases that appear in human populations due to various factors. These factors include:
- Environmental factors: such as temperature, moisture, and the presence of suitable hosts or vectors.
- Genetic factors: when previously harmless microorganisms evolve to become pathogenic to humans or when diseases transfer from nonhuman animals to humans.
- Socioeconomic factors: including population density, poverty, access to healthcare, and global travel, which can facilitate the spread of infectious diseases.
These factors can coincide to create optimal conditions for disease transmission, leading to the emergence of new infectious diseases.