Sentence examples for are proliferating from inspiring English sources

"are proliferating" is a correct and usable part of a sentence in written English.
It is the present continuous tense of the verb "proliferate," which means to increase rapidly in number. You can use "are proliferating" when describing a situation in which something is growing or spreading quickly. For example: "The number of cars on the road are proliferating, making traffic congestion a major issue." "Social media platforms are proliferating, giving people access to a wider range of information than ever before." "Unauthorized pesticides are proliferating in our environment, posing a threat to wildlife and human health."