What is one advantage of using satellite imagery for acquiring data in GIS?

Using satellite imagery for acquiring data in GIS offers significant advantages, particularly in providing real-time updates of geographical changes. This capability is crucial for monitoring environmental changes, urban development, disaster response, and agricultural practices. Satellite sensors are equipped to capture vast areas of the Earth's surface frequently. This allows for timely updates, which can be used to track dynamic changes in landscapes, such as deforestation, urban sprawl, or damage from natural disasters.

The ability to access current imagery helps in making informed decisions based on the most recent data available, which is essential for effective resource management and planning. It's important to understand that while other options may present relevant aspects of data acquisition in GIS, they do not specifically address the unique advantage of satellite imagery in delivering timely and continuous updates on geographical conditions.