Earth
External links
- USGS Geomagnetism Program
- http://www.geo.cornell.edu/geology/classes/isacks/velstruct.pdf (pdf) - density, pressure, gravity, P-wave and S-wave seismic wave velocities, and Poisson's ratio as a function of depth
- Earth 3D Map from NASA free downloadable (184.3 MB).
- Google Earth - google earth search system.
- http://earthobservatory.nasa.gov/Newsroom/BlueMarble Nasa Earth Observatory - the Blue Marble (very high resolution images)
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~ Table of Content ~
| ► | Introduction |
| ► | Physical characteristics |
| ► | Earth in the Solar System |
| ► | Geography |
| ► | Environment and Ecosystem |
| ► | Descriptions of Earth |
| ► | See also |
| ► | References |
| ► | External links |
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