The phrase "are escalating because of" is correct and usable in written English.
It can be used to indicate that a situation is becoming more intense or severe due to a specific cause or factor.
Example: "The tensions between the two countries are escalating because of recent trade disputes."
Alternatives: "are increasing due to" or "are rising as a result of".
This leaves many internet companies caught in a bind: energy costs are escalating because of their increasing popularity, while at the same time their advertising revenues come under pressure from the recession.
If baggage fees are escalating because of purported fuel price increases and security price increases, how difficult is it to itemize this or at the very least make it transparent?
"In my opinion, the greatest inflationary factor of 1986 was the increase in development fees enacted by local and state governments," Williams said, adding that building fees more than tripled in some cities. "Land costs are escalating because of the limited parcels that cities will approve to be built," he said.
Competition to control location data is escalating because of the potential size of the market.
Today, the search for natural compounds rich in antioxidant, anticancer and antimicrobial properties is escalating because of their importance in controlling many chronic disorders such as cancer and cardiovascular diseases [ 5].
Applicants are only entitled to lodge a complaint if they have waited more than 60 days, and even then, the DBS warns, their case may not be escalated because of the congested system.
They have been escalated because of Russia's role in the conflict in eastern Ukraine.
If the global demand for meat continues, the pressure on grasslands will also be escalated because of the cumulative effects over time.
It can't be denied that this incident was escalated because of the United States' preconceptions of distrust towards Muslim-Americans, a sad reality that has lingered in the country for more than a decade after the 2001 terrorist attacks that rocked it to its foundation.
The problem for employers and employees who are parents is escalating because the fastest-growing group of children in day care in the country is the group of children who are too young to be "latchkey kids" or to be left at all without adult care.
The falsification of antimalarial pharmaceuticals is a multibillion-dollar business that is escalating because some countries lack appropriate deterrents.
