c5dc810d_y_Viewer___Climate_Viewer_News__Command
[Windows/Linux Keystroke(s)] Right mouse button + drag up or down [Mac Keystroke(s)] CTRL + click + drag up or down [Result] Zooms the viewer in and automatically tilts your view as you approach ground level. [Command] 
Zoom + automatic tilt
Climate Viewer 3D Tutorial: Using the Google Earth Climate Change, Pollution, and Privacy Viewer | Climate Viewer News
Command