A low-flying helicopter towing a geophysical device
![A low-flying helicopter towing a geophysical device collects scientific data for salinity and aquifer mapping.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/heli.png?itok=xHsxh8_A)
Detailed Description
A low-flying helicopter towing a geophysical device collects scientific data for salinity and aquifer mapping.
Sources/Usage
Public Domain.
A low-flying helicopter towing a geophysical device collects scientific data for salinity and aquifer mapping.
Public Domain.