A World of Difference
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A term replacing the previously used 'developed' designation for countries, named because of the location of most developed countries, which sits above the 30 degrees North latitude line.

An acronym for Brazil, Russia, India, China and (sometimes) South Africa that are grouped together due to the fact that they are all large countries with developing economies.

Early maps first described in the 8th century and printed in the 15th, which depict a view from the northern hemisphere of the world as circular and surrounded by an ocean.

A grouping of the richest 35 counties of the world in North America, Western Europe, East Asia and South America.

A line that runs from the North Pole to the South Pole that designates the point at which one calendar day turns to the next.

A term used more frequently since the end of the Cold War referring to countries that have since industrialized and matured into First World countries.

Occurs when birth rates fall to a point that requires less investment in the very young, but before more investment is required on the elderly, and results in the relative and absolute increase of younger, more productive workers.

A term for the unplanned, often illegal, informal housing in cities that arise due to the inability of formal markets and public authorities to provide enough affordable and accessible housing. Slums are also referred to as "shantytowns," "informal housing," and "squatter housing."

A political belief system in which a socialist economic system is implemented to allow the state to maintain control over the means of production and to provide for the people according to their perceived needs.

A term used to describe countries that are poor with high population growth and numerous economic and societal problems.

The line of longitude designated as the zero degree line.

A term used to describe countries that are considered to be rich, affluent and have growing economies.

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