The phrase "a prerequisite for sustaining" is correct and usable in written English.
It can be used when discussing conditions or requirements necessary for maintaining something over time.
Example: "Regular training is a prerequisite for sustaining high performance in athletes."
Alternatives: "a requirement for maintaining" or "an essential for continuing".
The importance of supporting development and poverty reduction abroad is understood now, as never before, as both a moral imperative and a prerequisite for sustained U.S. national security.
An appropriate response to stress is a prerequisite for sustained health in the face of adversities, and thus for reducing mental health disturbance after exposure to severe adversities.
Suitable water regime for all sensitive aquatic plants is an essential prerequisite for sustaining aquatic macrophyte diversity in the Lobau Biosphere Reserve, and could provide an ecohydrological basis for rehabilitation activities in other regulated river floodplains located in cultivated landscapes.
"Its protection is an unavoidable prerequisite for sustaining economic development".
Extensive farm saving and recycling of improved varieties is a concern to those who see a well-functioning supply of certified seeds as a prerequisite for long term sustained growth in maize production in SSA [ 11].
A prerequisite for adoption and sustained IS use is that users should be able to prepare their local dishes to the same taste, using established cooking utensils, especially in view of resistance to changing traditional practices (tradition and culture).
The example of the Japanese automakers also illustrates two additional prerequisites for sustaining competitive advantage.
Talking to Hamas is a prerequisite for any sustainable solution.
This is especially important because sustaining the changes is a prerequisite for the organizations participating in the QIC to regain the initial investment.
