The phrase "will remain necessary" is correct and usable in written English.
You can use it when you want to express that something will remain necessary even in the future. For example: "Highlighting the importance of education in society, it is clear that access to good quality education will remain necessary in the years to come."
The building is – fundamentally – an incarnation of Franco-British understanding, and will remain necessary whatever the result on Thursday".
"The Task Force therefore believes that, for the next six to eight years, an active U.S. presence in the region will remain necessary".
Without such assessments however, optimal design and operation of secondary settling tanks is challenging and conservative approaches will remain necessary.
As information accumulates, expert curation will remain necessary to add new concepts and re-organize existing ones in the OntoSearch framework.
A version of this objection that is often directed against Christian pacifism holds that war will remain necessary because of the fallen and sinful nature of human beings.
However, whilst they will remain necessary, PAs will not of themselves be sufficient.
Reference to observational literature is, and will likely remain, necessary to address the 'harm' side of the therapeutic equation in pregnancy.
Reactors will therefore remain necessary for the foreseeable future.
To prevent undesired behavior, it is vital that providers are actively involved in program design, though monitoring for undesired consequences and structured feedback to providers about such consequences occurring will likely remain necessary.
"Until consumers can see and respond to real-time prices, price caps will remain a necessary evil," Mr. Borenstein said.
While gay teens face extraordinary levels of bullying, records such as Born This Way will remain as necessary as they are generous in spirit.
