"escalating challenges" is a correct and usable phrase in written English.
It can be used in a variety of contexts to describe a situation where difficulties or obstacles are increasing in intensity or severity. Example: The company's financial troubles were compounded by escalating challenges such as rising production costs and declining sales.
10 P.M. (GSN) MINUTE TO WIN IT The Olympic speed skater Apolo Anton Ohno hosts this new version of the classic game show, in which competitors face 10 escalating challenges using household items.
We face colossal and escalating challenges as a global community: climate change and social inequality, to give just two examples.
The Etiennes, who first considered selling Cloud9 amid the escalating challenges, realized they'd rather follow suit with raising money so they could be winners for years to come.
"Egypt's president, Hosni Mubarak, will face escalating challenges on all fronts tomorrow, with Cairo expecting the biggest day yet of street protests and Mohamed ElBaradei, one of his fiercest critics, calling explicitly for a 'new regime' on his return to Cairo".
"...amid a fierce conservative backlash against President Obama's agenda, Democrats face an escalating challenge to defend those advances in 2010.
Increasing energy demands on farm households in Ethiopia have escalated challenges related to land degradation, indoor air quality, and rural economic development.
It is difficult to see how the west can counter this escalating challenge.
In addition, the Iraqis have learned from the Serbs how to confuse western aircraft by switching different radar installations on and off in rapid succession.These developments point to an escalating challenge, not to an immediate danger.
It is an inescapable observation that living under most world conditions frequently seems such an escalating challenge that it takes all one's energy just to stay afloat; the more effort expended, the fewer rewards are reaped.
Still, the escalating jihadi challenge may help bridge the gap.
For Yale MBA students, GVT is a crucial step in a series of team experiences, each escalating the challenge.
