Today, aerial imagery has many use cases that are government-driven or supported. As such, satellite imagery cannot provide the detail required for property assessment or site reconnaissance, although it is used for macro-analysis of suburbs and cities.Īlthough aerial imagery goes as far back as the invention of aeroplanes, its evolution reflects advancements in geospatial technology and digitised mapping over recent decades especially. Aerial imagery - also known as ortho-imagery or ortho-photography- is a type of photograph of the land that is taken from above, usually from planes or drones that fly at low altitude.Īerial imagery gives close-up, clearer views of smaller scale areas of land, whereas satellite imagery is predominantly used to monitor larger scale areas, remotely.
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