Words similar to unpolluted

Example sentences for: unpolluted

How can you use “unpolluted” in a sentence? Here are some example sentences to help you improve your vocabulary:

In the sparkling, unpolluted sea, fishing techniques haven’t changed much since Columbus claimed these remote outposts for Spain almost 500 years ago.
These days the castle itself is in need of defense and restoration, and although it may no longer be of any military value, its broad, unpolluted marshlands do attract large numbers of wading birds.