This was during a time when popular interest in herbs soared across the country.

In practice the trial lasted until October 1946, by which time popular interest had waned.

Ecology surged in popular and scientific interest during the 1960-1970s environmental movement.

But there was little popular interest in that treaty today.

"There's been a dramatic change in popular interest and political concern about the problem."

"Needless to say, there's been a great deal of popular interest."

The event has grown to incorporate areas of popular interest beyond aviation.

A surge of popular interest in anarchism occurred during the 1960s and 1970s.

Coming so soon after the American announcement, we hit the peak of popular interest.

Aviation was then a subject of great popular interest, and many people came to watch.