Compare the four major families of map projections; conformal, equal-area, azimuthal, and equidistant. Explain the biases of the Mercator's versus the Peter's projections. 7.3.13 tpi

Links verified 3/29/2011

1. Map Projections - In order to represent the surface of the earth on a flat piece of paper, the map area is projected onto the paper. There are many different types of projections, each with its own strengths and weaknesses.
2. Map Projections - This lesson emphasizes map projections and has students consider the different types of map projections and the most appropriate projections for various uses. (from National Geographic)
3. Map Projection Overview - by Peter H. Dana, Department of Geography, University of Texas at Austin
4. Projections - Maps are called projections because map-makers have to project a 3-D surface onto a 2-D map.
5. Round Earth, Flat Maps - from National Geographic
6. Map Projections and Map Coordinate Systems - Introduction to GIS ( a 69 page document with many good illustrations)
7. Map Projections - A slide show by Francisco Olivera University of Texas at Austin
8. Geodesy and Map Projections - PowerPoint show

site for teachers | PowerPoint show | Acrobat document | Word document | whiteboard resource | sound | video format | interactive lesson | a quiz | lesson plan | to print