This is possible only of these web apps allow for a higher end feature
example:
http://www.gearthblog.com/blog/archives/2007/01/google_earth_pro_lar.htmlSee, the 'other' end has to provision the high res pictures for you; there is nothing you can do on your end to put a magic wand to get a high res output.
BTW, Google Earth allows you to email your images/views...