Should the US divide into two countries? A region is an area that includes a number of places--all of which have something in common. and you get just under one hectare (2.3 acres) per person. These U.S. regions have different cultures and language dialects than other regions in the country. The United States Department of Homeland Security (DHS) has divided the planet into eight distinct inhabited regions. These eight regions of the world include Africa, Asia, Europe and Oceania in the Eastern Hemisphere and North, South and Central America plus … The United States is divided into four main regions by the U.S. Census Bureau for population registration purposes: the Northeast, Midwest, South and West. By doing this, geographers can use smaller amounts of information to create a better understanding of human and physical patterns on Earth. The world is divided into those countries that are industrialized, have political and economic stability, and have high levels of human health, and those countries that do not. Geographers categorize regions in two basic ways: physical and cultural. Regions a basic unit for geographic study Geographers divide the world into regions to help them interpret Regions can be defined on the basis of: physical and human characteristics. World-systems theory (also known as world-systems analysis or the world-systems perspective) is a multidisciplinary, macro-scale approach to world history and social change which emphasizes the world-system (and not nation states) as the primary (but not exclusive) unit of social analysis. World Map: Divided Into 4 Regions With Equal Populations. View the full-size version of the infographic by clicking here. The world’s largest cities are merging into vast ‘mega regions’ which will be characterised by overcrowding, poverty and pollution, a new report warns. There are three major factors involved in the division of land and population into the above mentioned parts - geographical, political/administrative and cultural/ethnic. Physical regions are defined by landform (continents and mountain ranges), climate, soil, and natural vegetation. At the most basic level, a standard world map tells us almost nothing about human population. If all the habitable land on Earth were equally distributed among all human beings present on Earth, this is the per capita share of good land per person. Each region is broken down into two or more subregions. Perhaps they should separate into two countries. America has consolidated into 'red' and 'blue' nations with seemingly irreconcilable differences. Geographers divide areas into different regions so they can compare them, study them without an overwhelming amount of information, and understand how they work together as a system. Divide this figure by the current human population of 7 billion (that's 7,000 million people!) How can the Earth be divided into regions for study? The continuing growth of urban areas is likely to be one of the most significant factors affecting society over the next 50 …