Understanding Contextual Vocabulary: Roaring Success

In the small town of Eastwood, the annual fair was the highlight of the summer. This year, the organizers wanted to include more sustainable practices to emphasize environmental awareness. They decided to use biodegradable materials for all food packaging and encouraged vendors to offer organic choices. The townspeople were eager to participate, seeing it as a chance to not only enjoy the fair but also to contribute positively to the environment.

One excited resident exclaimed, 'I hope this fair is a roaring success! It's about time we start taking care of our planet while having fun.' The use of the word 'roaring' in this context suggests what about the fair?