service Google Earth can not be called very popular. But it is quite unique and a lot to offer.
For example, the Google has updated Timelapse feature, downloading on their servers petabytes of data. So now it is possible to see the change of an area of the Earth for more than 30 years.
Unfortunately, these areas are not very many. But it is enough to estimate the scale of natural changes or human intervention.
particularly impressive shallowing of the Aral sea and the transformation of Dubai.