Chapter 1 - Introduction to Geography - Review and Discussion Questions - Page 75: 4

Reference maps show locations of places and geographic features, focusing on absolute location and employing co-ordinate systems. Thematic maps tell stories, showing spatial relationships of geographic phenomena; thematic maps that show spatial distribution increase understanding and reveal patterns. Dr. Snow, a famed anesthesiologist in London (1854), mapped the cases of Cholera (Figure 1.12) and noted the clustering around the water pump and, therefore, was able to deduce the source of the disease.

Reference maps show locations of places and geographic features, focusing on absolute location and employing co-ordinate systems. Thematic maps tell stories, showing spatial relationships of geographic phenomena; thematic maps that show spatial distribution increase understanding and reveal patterns. Dr. Snow, a famed anesthesiologist in London (1854), mapped the cases of Cholera (Figure 1.12) and noted the clustering around the water pump and, therefore, was able to deduce the source of the disease.