The phrase "made it essential" is correct and can be used in written English.
You can use it to refer to something that has become important or necessary. For example: "The recent events have made it essential for us to take precautionary measures."
Traditionally most of Iowa's industrial enterprises were tied to agricultural production; however, economic downswings and the collapse of land values in the 1980s made it essential for the state to diversify its economy as well as its workforce.
Mr. Ashcroft said the Sept. 11 attacks made it essential that the F.B.I. be allowed to investigate terrorism more aggressively.
Increasing demand, uncertain availability and high price of fish oil with the expansion of aquaculture made it essential to search alternative lipid sources.
Joseph P. Kennedy Sr.'s bootlegger image and his reputation for being soft on Nazi Germany made it essential to keep him in the background.
Either he does not have a computer, or he is a kind of heroic Luddite, employing labor-intensive low technology before the world's collapse has made it essential.
But the growing US involvement in the Vietnam war made it essential that any ambitious officer become directly involved in the fighting.
The progressive nature of wet AMD, its substantial societal and personal impact, and its high prevalence make it essential to develop clinical strategies to reduce its impact.
But his wayward talent, only partially recognised at the time, makes it essential viewing on its own merits.
Iron has the unique ability to alter its oxidation and redox states in response to liganding, which makes it essential for various cellular processes [ 2].
The drug epidemic makes it essential.
