Ed-
I share your enthusiasm!  After you've checked out it's utilitarian qualities, 
ask me about 'flying Google Earth'!
-Don

From: [email protected]
To: [email protected]
Subject: [ENTS] Google Eath and Google maps
Date: Mon, 17 Aug 2009 00:21:26 -0400











ENTS,
I want to 
recommend that each of you download Google Earth.  The current version is 5.0.  
Be sure to uncheck the Google Chrome Web 
Browser Download when you get Google Earth.  I first downloaded a copy of the 
program 
several years ago. My computer system at the time barely met the minimum 
requirements to run the program.  I 
had the option to abort the download or choose the option that read “I feel 
lucky” which let me download the file anyway.  For most people today, unless 
your 
computer is from the dark ages you likely can run the program.  The program 
allows you to view air 
photos of areas of the earth.  Many 
websites let you do that.  The 
difference is that you can annotate the maps you see with your own 
information.  You can mark locations 
by GPS coordinates (say of the big tree you just measured).  You can add text 
comments, add photos, 
video clips, or even make a virtual movie of your 
hike.
Another web based 
application you can use is Google Maps http://maps.google.com/  It can import 
.kmz files generated by 
Google Earth and allow you to annotate the points with pop-up windows.  
Together these 
programs give you a great way to share your field trips with other members of 
ENTS.  You can mark your hiking 
paths, the GPS locations of the trees you measure, photos you have taken, and 
other information in a format that is easy to 
share.
Ed 
Frank
 
Google Earth   http://earth.google.com/ 
Google Earth 
lets you fly anywhere on Earth to view satellite imagery, maps, terrain, 3D 
buildings, from galaxies in outer space to the canyons of the ocean. You can 
explore rich geographical content, save your toured places, and share with 
others.  Operating Systems 
supported:  Window 2000, XP, and 
Vista, Mac OS X, iPhone OS, and Linux
Wikipedia http://en.wikipedia.org/wiki/Google_Earth 

Google Earth displays 
satellite images of varying resolution of the Earth's surface, allowing users 
to 
visually see things like cities and houses looking perpendicularly down or at 
an 
oblique angle, with perspective (see also bird's eye view). The degree of 
resolution available is based somewhat on the points of interest and 
popularity, 
but most land (except for some islands) is covered in at least 15 meters of 
resolution. Google Earth allows users to search for addresses for some 
countries, enter coordinates, or simply use the mouse to browse to a location. 

For large parts of the 
surface of the Earth only 2D images are available, from almost vertical 
photography. Viewing this from an oblique angle, there is perspective in the 
sense that objects which are horizontally far away are seen smaller, but of 
course it is like viewing a large photograph, not quite like a 3D 
view.
For other parts of the 
surface of the Earth 3D images of terrain and buildings are available. Google 
Earth uses digital elevation model (DEM) data collected by NASA's Shuttle Radar 
Topography Mission (SRTM This means one can view the Grand Canyon or Mount 
Everest in three dimensions, instead of 2D like other areas. Since November 
2006, the 3D views of many mountains, including Mount Everest, have been 
improved by the use of supplementary DEM data to fill the gaps in SRTM 
coverage. 

Many people use the 
applications to add their own data, making them available through various 
sources, such as the Bulletin Board Systems (BBS) or blogs…  Google Earth is 
able to show all kinds of 
images overlaid on the surface of the earth and is also a Web Map Service 
client. Google Earth supports managing three-dimensional Geospatial data 
through 
Keyhole Markup Language (KML).
 
System Requirements for Google Earth
http://earth.google.com/support/bin/topic.py?hl=en&topic=17077 

To 
use Google Earth on a Windows PC, you must have at least the following: 


·         
Operating System: Windows 2000, Windows XP, Windows Vista 

·         
CPU: 500Mhz, Pentium 3 
·         
System Memory (RAM): 256MB minimum, 512MB recommended 

·         
Hard Disk: 400MB free space 
·         
Network Speed: 128 Kbits/sec 
·         
Graphics Card: 3D-capable with 16MB of VRAM 

·         
Screen: 1024x768, "16-bit High Color" screen 

·         
DirectX 9 (to run in Direct X mode) 
·         
For better performance, see Recommended Configuration. 

To 
use Google Earth on a Mac, you must have at least the following: 


·         
Operating System: Mac OS X 10.4.11 or later 

·         
CPU: G4 CPU, 1GHz or faster 
·         
System Memory (RAM): 256MB minimum, 512MB recommended 

·         
Hard Disk: 400MB free space 
·         
Network Speed: 128 Kbits/sec 
·         
Graphics Card: 3D-capable with 32MB of VRAM 

·         
Screen: 1024x768, "Thousands of Colors" 

·         
For better performance, see Recommended Configuration 

Regarding 
Linux, Google Earth has been tested on Ubuntu version 6.06, but certainly works 
on others. Hardware requirements include: 

·         
CPU: 500Mhz, Pentium 3 
·         
System Memory (RAM): 256MB RAM 
·         
Hard Disk: 500MB free space 
·         
Network Speed: 128 Kbits/sec 
·         
Graphics Card: 3D-capable with 16MB of VRAM 

·         
Screen: 1024x768, "16-bit High Color" screen" 

Please 
make sure your system has properly-configured OpenGL drivers. If Google Earth 
appears to be slow and unresponsive, it is likely that your system needs 
different video drivers. 

 
Google Earth Users Guide
http://earth.google.com/intl/en/userguide/v5/#getting_to_know 


  
  
    

    
      Use 
      the following topics to learn Google Earth basics - navigating the globe, 
      searching, printing, and more: 

      ·         
      Getting to know Google Earth 
      ·         
      New features in version 5.0 
      ·         
      Adding content 
      
      ·         
      Navigating in Google Earth 
      ·         
      Finding places and directions 
      ·         
      Marking places on the earth 
      ·         
      Showing or hiding points of 
      interest 
      ·         
      Tilting and viewing hilly 
      terrain 
      ·         
      Sight seeing 
      
    
      
    
      For 
      other topics in this documentation, see the table of contents (left) or 
      check out these important topics: 

      ·         
      Making movies with Google Earth 
      ·         
      Using layers 
      
      ·         
      Using places 
      
      ·         
      Managing search results 
      ·         
      Measuring distances and areas 
      ·         
      Drawing paths and polygons 
      ·         
      Using image overlays 
      ·         
      Using GPS devices with Google 
      Earth 
  
 
"The most beautiful thing we can experience is the mysterious. 
It is 
the source of all true art and all science." - Albert 
Einstein





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