Wednesday, June 11, 2008

Proportional Circle Map


This is a proportional circle map which is displaying the amount of internet users in Europe during the year 2004. The bigger the circle the more users are represented in that area.http://www.geog.ucsb.edu/~jeff/gis/proportional_symbols_files/map2.jpg

Choropleth Map

Choropleth Map: map in which areas are shaded or patterned in proportion to the measurement of the statistical variable being displayed on the map.

This map represents the water withdrawals across the United States during the year 2000. The different shades of blue indicate the integers of amounts of water in million gallons per day.

http://pubs.usgs.gov/fs/2005/3051/images/2000choropleth.gif

Dot Distribution Map


This shows a map from the xbox360 video game Halo 3. Each dot on this map shows someone logged onto xbox live and currently playing Halo 3. The distribution shows the clusters representing the more concentrated areas that play online the most.http://www.weeklystandard.com/weblogs/TWSFP/Nightmap.ashx.jpg

Propoganda Map

This is a propaganda map showing the rat representing Japan and it is approaching an "Army Navy Civilian." This map is trying to portray the power of Alaska Army Navy over Japan.http://upload.wikimedia.org/wikipedia/commons/6/67/Alaskadeathtrapa.jpg

Hypsometric Map

Hypsometric Map: a map giving elevations by contours, or sometimes by means of shading, batching, or tinting.
This is a hypsometric map of Tajikistan. It is showing the mountains ecosystem degradation using hypsometric features to show relief.http://www.rrcap.unep.org/centralasia/reapreport/Map/MOUNTAIN/map_2.jpg

Wednesday, May 28, 2008

PLSS Map



PLSS Map: A map used based on the PLSS method. PLSS stands for Public Land Survey System. It is a method used in the United States to survey an identify land parcels.

This PLSS map shows the results of the "Toledo War" in Ohio. Ohio wanted the upper left pink strip of land for a "Canal-Age" building spree. The results were that Michigan obtained an upper peninsula and Ohio got the Toledo Strip.http://www.usboundaries.com/plssohio.gif

Cadastral Map


Cadastral Map: A map showing boundaries and subdivisions made to record ownership and rights in land and to describe and establish the value of property, usually for the purpose of tax assessment.

This cadastral map is from the 18th century. It shows land registers, churches, quarters and borders.http://img.kb.dk/ha/boghist/kob/kbhkort1750_1%28270h%29.jpg