3. Google Earth NASA World Wind
Skyline Globe Microsoft Virtual Earth
Images Courtesy:
•Google Earth
•MS Virtual Earth
•NASA World Wind
•Skyline Globe
Graduate School of Geography, Clark University
6. Updated every 2 months
Resolution up to 10 cms
Sphinx Near the Great Pyramid of Giza. Giza, Egypt
GEO-Eye 1, Sept 01 2008
Images Courtesy:
GISuser.com
Geoeye.com
Graduate School of Geography, Clark University
9. Bellagio Hotel, Las Vegas
Photo Courtesy: Sayzey (Flickr.com)
Very High Resolution
Imagery
Realistic 3D Models
Images Courtesy:
•MS Virtual Earth
Graduate School of Geography, Clark University
10. Bellagio Hotel, Las Vegas
Bird’s Eye Imagery
Images Courtesy:
•MS Virtual Earth
Graduate School of Geography, Clark University
11. Over 900,000 Polygons
Around 1 GB shp file
Map Courtesy:
•HeroMAP, Clark University
Graduate School of Geography, Clark University
22. http://tinyurl.com/VG-108
=
GOOPS
Images Courtesy:
•Google Earth
Graduate School of Geography, Clark University
23. 1 2 3
•Calculate •Calculate route •Add distances,
distances (bearing) to the routes and/or
between next placemark coordinates to
placemarks the placemarks
description
4 5 6
• Draw horizontal • Draw regular • Calculate path's
and/or vertical polygons around length/perimeter
grids (equally placemarks
spaced or not)
http://tinyurl.com/VG-109
Images Courtesy:
•Google Earth
Graduate School of Geography, Clark University
24. 1 2 3
• Make graph • Set the shape • Also set the
with size according shape color
geometrical to each according to a
shapes placemark placemark
(circles, value value
squares,
triangles, etc).
1 2 3 4
•Graph's title •Different •Paste files •Export data
and color choice of from other to Excel
scale as GE label content applications
screen (place name (Word, Excel,
overlays and/or value) Access,...)
http://tinyurl.com/VG-110
Images Courtesy:
•Google Earth
Graduate School of Geography, Clark University
34. KML encodes simple geographic features in XML
• "Points, lines and polygons"
• Image overlays
<description> field can hold HTML with links, images etc
Contains several types of information:
• Geolocation
• Style
• Camera control
Google
Earth
Google Google
Maps Maps
Mobile
Adobe
Photoshop KML ArcGIS
Explorer
Yahoo NASA
Pipes World Wind
AutoCad
Graduate School of Geography, Clark University
36. Capture
Difficult to move captured data to GIS
Store
Only World wind allows storage/download of Imagery
Query
No Ability to Query
Analyze
Pattern Recognition, Network analysis etc.
Output/Display
No Map Composition but great for display
Graduate School of Geography, Clark University
37. Region specific
Not up-to-date
High speed internet
High memory including Video RAM
Inaccuracies in data outside USA
National security and privacy
Nomenclature of controversial territories
Graduate School of Geography, Clark University
49. “As PCs have
democratized
computing, Google
Earth is going to
Low-cost, scalable democratize GIS”.
publishing platform Michael Goodchild
Tool that help us
increase our
knowledge and
understanding of our
world
Graduate School of Geography, Clark University
50. Hero Map Team
Google Earth
NASA World Wind
Microsoft Virtual
Skyline Globe
Google Earth Sightseeing
Google Earth Blog
Google Knol
Google Lat Long
Ogle Earth
Juicy Geography
Free Geography Tools
Google Earth Hacks
Graduate School of Geography, Clark University
