c5dc810d_y_Viewer___Climate_Viewer_News__Command
[Windows/Linux Keystroke(s)] Scroll wheel, + key, PgUp key [Mac Keystroke(s)] Scroll wheel, + key [Result] Zooms the viewer in. Tip: to use the ‘Page Up’ key, make sure ‘Num Lock’ on your keyboard is off. [Command] 
Zoom in
Climate Viewer 3D Tutorial: Using the Google Earth Climate Change, Pollution, and Privacy Viewer | Climate Viewer News
Command