Wiktionary
a. (context idiomatic English) rising; becoming greater in number.
Wikipedia
On the Rise is the fourth album released by the R&B band The S.O.S. Band on the Tabu label in July 1983. It was produced by Jimmy Jam and Terry Lewis and Gene Dozier.
Usage examples of "on the rise".
Even with the Pax imposition of peace within the human interstellar empire, the incidents of violent death are on the rise.
Mini-skirts and see-through blouses were back in, sexual harassment suits were on the rise, and Agonostis had opened some very clever new markets by taking advantage of cutting-edge technology.
The river was coming up pretty fast, and lots of driftwood going by on the rise.
The market doesn't slump because a computer somewhere determines selling pressure is on the rise, but because people are worried, or discouraged, or afraid.