CS 128/ES Lecture 1b1 Precursors to the modern GIS Thematic maps in the days before desktop computing
CS 128/ES Lecture 1b2 Early modern physical maps Gerard Mecator, 1595 Includes 14 th c. geographical errors (polar islands, Rumes Nigra)
CS 128/ES Lecture 1b3 Das Reich der Liebe.Das Reich der Liebe. Johann Gottlob Immanuel Breitkopf. Leipzig, 1777
CS 128/ES Lecture 1b4 Early epidemiological maps (Perry, 1844) Incidence of an epidemic in Glasgow, Scotland Used color to emphasize the geographical distribution of cases
CS 128/ES Lecture 1b5 Mapping as an analysis tool John Snow’s map of cholera cases in a neighborhood in London helped pinpoint the source: a cesspool 3’ from the Broad Street public well
CS 128/ES Lecture 1b6 Jacquiline Tyrwhitt The mother of modern GIS???
CS 128/ES Lecture 1b7 Design with Nature by Ian McHarg An early form of thematic layering for environmental impact assessment & planning
CS 128/ES Lecture 1b8 Richmond Parkway Study Finding the best route for a highway: “the one that provides the maximum social benefit at the lowest social cost.”
CS 128/ES Lecture 1b9 Physiographic features - 1
CS 128/ES Lecture 1b10 Physiographic features - 2
CS 128/ES Lecture 1b11
CS 128/ES Lecture 1b12 Land values - 1
CS 128/ES Lecture 1b13 Land values - 2
CS 128/ES Lecture 1b14
CS 128/ES Lecture 1b15 Final solution:
CS 128/ES Lecture 1b16 Plan for the Valleys Semi-rural area in path of Baltimore’s future expansion Citizens Council formed to promote a planned path of development
CS 128/ES Lecture 1b17 “The specter of unplanned growth”
CS 128/ES Lecture 1b18 Basic data: Geology Landscape Vegetation Construction costs
CS 128/ES Lecture 1b19 The Plan:
CS 128/ES Lecture 1b20 McHarg’s Legacy to GIS Multi-thematic maps Use of a simple (3 level) scale to compare values Overlay technique