Main article: Demographics of the worldOne of the most obvious changes currently occurring is the change in the relative global population distribution between countries. In the recent decades, develo ...
Change comes from two sources. One source is random or unique factors such as climate, weather, or the presence of specific groups of people. Another source is systematic factors. For example, success ...
Social change refers to an alteration in the social order of a society. Social change may include changes in nature, social institutions, social behaviours, or social relations. Social change may refe ...
