Figure 1. Map of Japan (left) and Nagasaki City (right)
○ shows Nagasaki Prefecture (left); ◇ shows Nagasaki Municipal Primary Emergency Medical Center (right); ◆ shows LIDAR in Omura City (right); ● shows four air pollution monitoring stations in Nagasaki city (right); ▲ shows Nagasaki Marine Observatory.
LIDAR, light detection and ranging.