Identify at least two changes that have occurred in your local community within the past few years that may contribute to emerging infectious diseases.

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1. Increase in population density as a result of new housing developments: The increased number of people living in close proximity to one another can create ideal conditions for the transmission and spread of infectious diseases.

2. Expansion of international travel to and from the local area: The rise in global mobility has made it easier than ever before for potentially pathogenic organisms to be transported around the world, allowing them to reach even distant communities that were previously isolated from many contagious illnesses.