The phrase "a heavy demand for" is correct and usable in written English.
It can be used to describe a strong need or request for a particular product, service, or resource.
Example: "There is a heavy demand for renewable energy solutions as more companies seek to reduce their carbon footprint."
Alternatives: "a strong demand for" or "a high demand for".
That, Dr. Joye said, was most likely because bacteria were ramping up to consume the oil and gas — a good thing, over all, but it was creating a heavy demand for oxygen and other nutrients.
This created a heavy demand for good rock that depleted local sources and resulted in flint mining in well-endowed locations in what are now England, Belgium, The Netherlands, France, Denmark, Sweden, Poland, Portugal, Sicily, and Egypt.
Quebec's unusually rich classical music culture results partly from generous government spending on the arts and a strong Roman Catholic tradition that creates a heavy demand for church choirs and organists.
Now, facing hordes of laid-off workers and a heavy demand for skilled employees in professions like nursing, many cities are looking to revitalize their two-year colleges, often by partnering with local businesses and beefing up job-training programs.
"There's such a heavy demand for workers".
The new skyscrapers and new cars now being built in China have created such a heavy demand for steel that 400 laid-off workers in northern Minnesota have been put back to work to mine iron ore.
Those continuing differences in growth will mean a heavier demand for inspections at some stations, Mr. Golden said.
But a lack of staff – most hospitals have too few medics – or a sudden heavy demand for emergency care, for example caused by a multi-car accident, could cause such a situation.
This lack of guidance resulted in an extremely heavy demand for laboratory services.
If freed of these limits, many more drivers would have likely braved the snowstorm in order to pocket extra income during a period of heavy demand for their services.
Mr. Solomon said the potential effects were a "grave concern" because heavy demand for power in the northern part of the state had driven up the price of electricity there.
