Download Google Earth

The NASA World Wind is an open source virtual globe. An important thing about it is that it is free of cost and anybody having the internet can download it and start using it. It was developed by NASA and open source community. It is mainly developed for the use on the machines having the Microsoft windows as the operating system.

The world wind was released by NASA in the year 2004 and since then its use and popularity has been increasing in the world. In addition, the NASA has been constantly trying to update the World Wind and because of this on February 14 2007 the version, 1.4 was released by NASA. It was developed by the open source community members from the World Wind Central or The Free Earth Foundation.

Earth explorer is an educational program, which brings plethora of geographic information on your desktop; it gives three-dimensional picture of the earth. It also gives three-dimensional picture of islands, countries, rivers etc. it covers some of the major information of the earth such as population size, capital etc. user can zoom any area of the map and calculate distance between two points. Users are able to change direction rotation of the earth. It gives different views on earthquakes, floods and other catastrophic events. It is an interactive application for both students as well as, for weathermen and scientists.

Pivoting the 3D maps: The other method is holding down the control key from the keyboard and click on the map, drag it in either left or right direction. The third method for pivoting is holding down the control, and pressing the right or the left arrow keys from the keyboard.

Rotating the map view head to head: For this, you can use the following methods. While doing this you would feel as if you are viewing the maps by moving your head side by side.

Introduction: If while viewing the maps with the bird’s eye views, you click on a place for which the Virtual Earth cannot provide the views, then in such cases, it displays a red colored X. if this happens trying the views for a little higher altitude may help. Therefore, zoom out by one level.

Changing the area of the maps displayed on the screen

You have many options for this too. You can close or collapse the maps, or move the feature panels as the panel saying welcome, or the collections editor, or the view control etc. Doing this would provide more viewable area for the maps. These features are not always in use and therefore closing them will not create mush inconvenience. However if you wish you can at anytime restore them.