"a rising risk" is correct and usable in written English.
You can use it when referring to a risk that is growing or increasing. For example, "The rising risk of cyber-attacks represents a major threat to businesses today."
A rising risk of hostilities in the region is adding further complexity.
It's also useful for building climate resilience, for example, understanding how to prepare for a rising risk of malaria or lower yields of maize.
Turned off by long hours, average pay and a rising risk of malpractice lawsuits in obstetrics, young doctors are gravitating instead toward specialties like dermatology and ophthalmology.
Oil consumption is already falling sharply in developed countries, and there is a rising risk that oil demand could slow even in fast-growing developing nations.
The Real Estate Roundtable sees a rising risk of default and foreclosure on an estimated $400 billion in commercial mortgages that come due this year.
The study, published in the February issue of The Archives of General Psychiatry, found a rising risk of depressive symptoms with increasing hours spent watching television.
The political turmoil comes at a time of rising risk.
Why did she cut 20,000 police and reduce the firearms force at a time of rising risk?
The rising risk of a debt crisis, record personal bankruptcy etc (Cost of easy money, October 14) reflects our analysis.
It also worried about the rising risk of a recession in the euro zone in 2012.Europe's leaders face an agonising dilemma.
First, Moody's said, if Congress does not increase the Treasury's borrowing authority in coming weeks, the nation's credit rating may be lowered "due to the very small but rising risk of a short-lived default".
