the world of virtual globes
DESCRIPTION
TRANSCRIPT
Images Courtesy:•Google Earth
•MS Virtual Earth
•NASA World WindGraduate School of Geography, Clark University
Graduate School of Geography, Clark University
Microsoft Virtual EarthSkyline Globe
Google Earth NASA World Wind
Images Courtesy:•Google Earth
•MS Virtual Earth
•NASA World Wind
•Skyline Globe
Graduate School of Geography, Clark University
Imagery Courtesy:•Google Earth
Graduate School of Geography, Clark University
Imagery Courtesy:•Google Earth
Images Courtesy:GISuser.com
Geoeye.com
Graduate School of Geography, Clark University
GEO-Eye 1, Sept 01 2008
Updated every 2 months
Resolution up to 10 cms
Sphinx Near the Great Pyramid of Giza. Giza, Egypt
Images Courtesy:
•NASA World Wind
Graduate School of Geography, Clark University
Images Courtesy:
•NASA World Wind
Graduate School of Geography, Clark University
Images Courtesy:•MS Virtual Earth
Very High Resolution
Imagery
Realistic 3D Models
Bellagio Hotel, Las Vegas
Photo Courtesy: Sayzey (Flickr.com)
Graduate School of Geography, Clark University
Images Courtesy:
•MS Virtual Earth
Bellagio Hotel, Las Vegas
Bird’s Eye Imagery
Graduate School of Geography, Clark University
Over 900,000 Polygons
Around 1 GB shp file
Map Courtesy:•HeroMAP, Clark University
Graduate School of Geography, Clark University
Application Courtesy:•Victorian Rainforest Network
Graduate School of Geography, Clark University
Application Courtesy:•Nasa World Wind
Graduate School of Geography, Clark University
Images Courtesy:•Google Earth
Graduate School of Geography, Clark University
Application Courtesy:•Sierra Club, BC, Canada
Graduate School of Geography, Clark University
Application Courtesy:•NASA World Wind
Graduate School of Geography, Clark University
Application Courtesy:•James Stafford
http://tinyurl.com/VG-105
Graduate School of Geography, Clark University
Application Courtesy:•British Antarctic Survey
http://tinyurl.com/VG-103
Graduate School of Geography, Clark University
Application Courtesy:
•www.idecan.grafcan.es
http://tinyurl.com/VG-106
Graduate School of Geography, Clark University
Application Courtesy:
•Thematicmapping.org
http://tinyurl.com/VG-107
Graduate School of Geography, Clark University
http://tinyurl.com/VG-101
Graduate School of Geography, Clark University
Images Courtesy:
•Google Earth
Images Courtesy:
•Google Earth
=
GOOPShttp://tinyurl.com/VG-108
Graduate School of Geography, Clark University
Images Courtesy:
•Google Earth
4
• Draw horizontal and/or vertical grids (equally spaced or not)
5
• Draw regular polygons around placemarks
6
• Calculate path's length/perimeter
1
•Calculate distances between placemarks
2
•Calculate route (bearing) to the next placemark
3
•Add distances, routes and/or coordinates to the placemarksdescription
http://tinyurl.com/VG-109
Graduate School of Geography, Clark University
Images Courtesy:
•Google Earth
1
• Make graph with geometrical shapes (circles, squares, triangles, etc).
2
• Set the shape size according to each placemarkvalue
3
• Also set the shape color according to a placemarkvalue
1
•Graph's title and color scale as GE screen overlays
2
•Different choice of label content (place name and/or value)
3
•Paste files from other applications (Word, Excel, Access,...)
4
•Export data to Excel
http://tinyurl.com/VG-110
Graduate School of Geography, Clark University
Images Courtesy:
•Google Earth
http://tinyurl.com/VG-111
Graduate School of Geography, Clark University
KML Courtesy:
•Digital Data Services Inc
http://tinyurl.com/VG-102
Graduate School of Geography, Clark University
Application Courtesy:•Map Tiler
http://www.maptiler.org/
Graduate School of Geography, Clark University
http://tinyurl.com/VG-114
Graduate School of Geography, Clark University
http://tinyurl.com/VG-115
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Application Courtesy:•http://www.arc2earth.com/
Graduate School of Geography, Clark University
Application Courtesy:•gCensus
http://tinyurl.com/VG-112
Graduate School of Geography, Clark University
Application Courtesy:•GmapCreator
http://tinyurl.com/VG-113
Graduate School of Geography, Clark University
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
KML
Google Earth
Google Maps
ArcGIS Explorer
NASA World Wind
AutoCad
Yahoo Pipes
Adobe Photoshop
Google Maps
Mobile
Graduate School of Geography, Clark University
http://tinyurl.com/Int-Sampler
Graduate School of Geography, Clark University
Output/Display
No Map Composition but great for display
Analyze
Pattern Recognition, Network analysis etc.
Query
No Ability to Query
Store
Only World wind allows storage/download of Imagery
Capture
Difficult to move captured data to GIS
Graduate School of Geography, Clark University
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
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Validation by virtual fieldwork
Images Courtesy:•Google Earth
•MS Virtual Earth
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Image Courtesy:•Google Earth
Graduate School of Geography, Clark University
Image Courtesy:•Google Earth
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Graduate School of Geography, Clark University
Low-cost, scalable publishing platform
Tool that help us increase our knowledge and understanding of our world
“As PCs have democratized computing, Google Earth is going to democratize GIS”. Michael Goodchild
Graduate School of Geography, Clark University
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
Graduate School of Geography, Clark University