A scientist uses data from satellite images to draw conclusions about a region. After analyzing the data collected, the scientist issues a drought warning for the region.

Which data best supports the scientist’s decision to issue the warning?

Large areas of forest are being cleared for logging.
Reservoirs and lake levels continue to drop significantly.
New camping and recreational sites are changing the region’s ecosystem.
Air quality tests indicate an increase in toxins.

Reservoirs and lake levels continue to drop significantly.

The data that best supports the scientist's decision to issue the drought warning is the fact that reservoirs and lake levels continue to drop significantly. This indicates a decrease in available water resources, which may be indicative of a drought in the region.