What are three global issues geographers can study using remote technology ?

They are used for air traffic control and the detection of storms and law enforcement use it to monitor traffic and speeds.

Explanation:

in 550 b.c.e. cyrus the great, the leader of the persians, conquered the medes and united the iranian people under one ruler for the first time. cyrus became the first king of the persian empire and went on to establish one of the largest empires in world.