ix
Chapter 12
Studying the Environment from Space
NASA’s Earth Observing System Program,
Terra, Aqua, Aura, and Viewing and Examining
EOS Imagery 351
What Is Terra and What Can It Do? 352
What Is Aqua and What Does It Do? 358
What Is Aura and What Does It Do? 361
How Can EOS Applications Be Easily
Viewed and Analyzed? 364
Geospatial Lab Application 12.1
Earth Observing System Imagery 369
Thinking Critically with Geospatial Technology
12.1 How Can EOS Data Be Used in Studying and
Monitoring Climate Change? 364
Hands-on Applications
12.1 MODIS Rapid-Fire Online 357
12.2 ASTER Applications 358
12.3 Aqua Products and the Visible Earth 361
12.4 Aura Products and the Visible Earth 363
12.5 Using the Earth Observatory to Interactively
Work with EOS Imagery 366
12.6 NASA Eyes on the Earth 366
12.7 Examining Other Environmental Remote
Sensing Applications 367
Part 4 Geospatial Applications
Chapter 13
Digital Landscaping
Digital Topographic Maps, Contours, Digital
Terrain Modeling, Digital Elevation Models
(DEMs), NED, SRTM, LIDAR, and 3D Views of
Landscapes and Terrain 377
How Can Terrain Be Represented? 378
How Can Geospatial Technology Represent
Terrain? 382
What Is a DEM? 383
How Can You Make Terrain Look More
Realistic? 387
Geospatial Lab Application 13.1
Digital Terrain Analysis 392
Thinking Critically with Geospatial Technology
13.1 If Everything’s Digital, Do We Still Need
Printed Topo Maps? 382
Hands-on Applications
13.1 Digital Raster Graphics Online 380
13.2 US Topo Maps as GeoPDFs 381
13.3 SRTM Imagery Online 384
13.4 The National Map Seamless Server 386
13.5 Terrain and Imagery Examples in Google
Earth 389
Chapter 14
See the World in 3D
3D Geovisualization, 3D Modeling and Design,
Prism Maps, Google SketchUp, and Google Earth
in 3D 405
What Is 3D Modeling? 406
How Are 3D Maps Made? 410
How Can 3D Modeling and Visualization Be
Used with Geospatial Technology? 411
Geospatial Lab Application 14.1
3D Modeling and Visualization 420
Thinking Critically with Geospatial Technology
14.1 What’s the Advantage of Using 3D
Design? 410
Hands-on Applications
14.1 Creating Prism Maps Online 411
14.2 Digging into Google’s 3D Warehouse 416
14.3 3D Hawaii 416
14.4 3D Buildings in Google Earth 418
Contents
Chapter 12
Studying the Environment from Space
NASA’s Earth Observing System Program,
Terra, Aqua, Aura, and Viewing and Examining
EOS Imagery 351
What Is Terra and What Can It Do? 352
What Is Aqua and What Does It Do? 358
What Is Aura and What Does It Do? 361
How Can EOS Applications Be Easily
Viewed and Analyzed? 364
Geospatial Lab Application 12.1
Earth Observing System Imagery 369
Thinking Critically with Geospatial Technology
12.1 How Can EOS Data Be Used in Studying and
Monitoring Climate Change? 364
Hands-on Applications
12.1 MODIS Rapid-Fire Online 357
12.2 ASTER Applications 358
12.3 Aqua Products and the Visible Earth 361
12.4 Aura Products and the Visible Earth 363
12.5 Using the Earth Observatory to Interactively
Work with EOS Imagery 366
12.6 NASA Eyes on the Earth 366
12.7 Examining Other Environmental Remote
Sensing Applications 367
Part 4 Geospatial Applications
Chapter 13
Digital Landscaping
Digital Topographic Maps, Contours, Digital
Terrain Modeling, Digital Elevation Models
(DEMs), NED, SRTM, LIDAR, and 3D Views of
Landscapes and Terrain 377
How Can Terrain Be Represented? 378
How Can Geospatial Technology Represent
Terrain? 382
What Is a DEM? 383
How Can You Make Terrain Look More
Realistic? 387
Geospatial Lab Application 13.1
Digital Terrain Analysis 392
Thinking Critically with Geospatial Technology
13.1 If Everything’s Digital, Do We Still Need
Printed Topo Maps? 382
Hands-on Applications
13.1 Digital Raster Graphics Online 380
13.2 US Topo Maps as GeoPDFs 381
13.3 SRTM Imagery Online 384
13.4 The National Map Seamless Server 386
13.5 Terrain and Imagery Examples in Google
Earth 389
Chapter 14
See the World in 3D
3D Geovisualization, 3D Modeling and Design,
Prism Maps, Google SketchUp, and Google Earth
in 3D 405
What Is 3D Modeling? 406
How Are 3D Maps Made? 410
How Can 3D Modeling and Visualization Be
Used with Geospatial Technology? 411
Geospatial Lab Application 14.1
3D Modeling and Visualization 420
Thinking Critically with Geospatial Technology
14.1 What’s the Advantage of Using 3D
Design? 410
Hands-on Applications
14.1 Creating Prism Maps Online 411
14.2 Digging into Google’s 3D Warehouse 416
14.3 3D Hawaii 416
14.4 3D Buildings in Google Earth 418
Contents