Of course, you also need to know the diameter and height of a tank. Diameter is easy, just use Google Earth’s ruler tool. Height is a bit more tricky, but can often be determined by just ...

The town of Riverhead, Long Island, announced last week that it had found a new way to raise revenue — by using Google Earth to find undeclared backyard pools so the city could tax the homeowners.

5. Select the unit of measurement you want to use from the dropdown. You'll see a yellow line appear on the map and the measurement will show up in the ruler portion of the Google Earth Pro window.