Out of the listed options, "mining rare-earth elements" is generally considered the most expensive and difficult activity. It often requires considerable investment in technology, labor, and environmental management, and can be logistically challenging.
Which activity is expensive and difficult?(1 point)
Responses
gaining access to NASA satellite imagery
gaining access to NASA satellite imagery
recycling a smartphone
recycling a smartphone
mining rare-earth elements
mining rare-earth elements
throwing a smartphone in a trash can
1 answer