Messing around in Google earth today, and in the preferences I found the option to disable on screen advertisements. I thought to my self and couldnt ever remember seeing any ads before. Is this new? or just something I have never noticed.
You only see them when doing searches. Here's a great overview of Google Earth Ads: Ads in Google Earth Anita
Yes, advertisements are available only when you search. What I really do like about Google Earth Ads is that, just like they say in the article, advertising is adequate and unobtrusive.