Tuesday, November 11, 2008

Choropleth maps


Choropleth maps are another one that use colors or shades to show proportions in information. My example shows the proportion of males per 100 females in the United States according to the 2000 Census.

Dot distribution maps


Dot distribution maps are most commonly used to show population, like in the example I used which shows the 2000 population of the US. The maps use dots to show information. When trying to show population, the more dots in the area, the more people that live there.

Propaganda maps



Here is an example of a propaganda map that is comparing infant mortality rates. A propaganda maps are directed at a specific audience and are designed to influence them to think a certain way. The information they give in the maps may or may not be true.

Hypsometric maps


This is an example of a Hypsometric maps that shows the average annual precipitation for the state of Arizona. Hypsometric maps use colors or shading and a scale to show information. http://www.ocs.orst.edu/pub/maps/Precipitation/Total/States/AZ/az.gif

PLSS maps


Here is a PLSS ( public land survey system) map that shows the townships of Alabama. These maps are used to divide land owned by the government up. http://www.rootsweb.ancestry.com/~alfrankl/plss_basemap_alabama.jpg

Cadastral maps


This is a cadastral map of the village of Pielnia. These maps show land boundaries and who owns them. http://upload.wikimedia.org/wikipedia/en/c/c9/Pielnia_1852.jpg

Thematic map


A thermatic map shows geographic patterns by using statistical data, such as income or like in my example population. The maps also use a color coded key. My example shows the population changes in the United states from 1990- 1996. http://www.sou.edu/Geography/JONES/GEOG280/stpop96.GIF

Topographic map


A tophographic map most commonly uses contour lines and shows natural and man-made features on it. The example I chose shows Stowe, Vermont and it uses 20 foot contour intervals and the scale is 1:24,000. http://upload.wikimedia.org/wikipedia/commons/thumb/7/79/Topographic_map_example.png/350px-Topographic_map_example.png

Planimetric map


A planimetric maps are digital and use lines and symbols. This map is being used to help design transportation. http://www.ncdot.org/doh/PRECONSTRUCT/highway/photo/Products/images/Planimetric_map.jpg

Mental Map


This is a good example of a mental map. It shows a child's map of the world. http://go.owu.edu/~jbkrygie/krygier_html/geog_222/geog_222_lo/geog_222_lo13_gr/sketch_proj.jpg