Sentence examples similar to a worrying evolution from inspiring English sources

This is a worrying development.

It is a worrying development.

For Pahwa, this was a worrying development.

This worrying evolution of cholera outbreaks in AGLR went unnoticed in the scientific community, and no serious attempts have been made to describe these new endemic foci of a waterborne disease originating from coastal marine environments.

The sample is not very large, but it is enough to suggest a worrying nation-wide ignorance regarding biological evolution.

But science advocates and Internet freedom activists say it's a worrying sign of the government's attitude toward evolution.

A worrying thought.

This is a worrying prospect.

That's a worrying thought.

Nor is it just a worrying curiosity.

This is a worrying period indeed.