c5dc810d_y_Viewer___Climate_Viewer_News__Command
[Windows/Linux Keystroke(s)] r [Mac Keystroke(s)] r [Result] ‘R‘esets angle to view “top-down” and rotates to “north-up” view. Use this feature to orient the earth in the center of the viewer. [Command] 
Reset tilt and compass view to default
Climate Viewer 3D Tutorial: Using the Google Earth Climate Change, Pollution, and Privacy Viewer | Climate Viewer News
Command