The part of a sentence "critical in ensuring" is correct and usable in written English.
You can use it when you want to emphasize the importance of an action. For example: "Communication is critical in ensuring that all stakeholders are aligned on the project objectives."
Three points are critical in ensuring Taiwan's security and further development.
The control and alignment of the electron gun are critical in ensuring satisfactory operation.
A thorough understanding of the effects of temperature and moisture concentration in composite structures is critical in ensuring safety design.
Chuka Umunna, a leading figure in the Labour In campaign, said the Labour vote would be critical in ensuring a vote to stay in the EU.
Mr. Giuliani, who misspelled Mr. Dorismond's last name, as Dorismand, wrote that such information is "often critical in ensuring public safety".
Content is king, and Fox's crown jewel assets will be critical in ensuring Disney's streaming service has a good enough offering to make it a success.
Consequently, planning the design of these interconnection networks early in the design stage has become critical in ensuring the desired operation of the integrated circuits.
Position and/or force feedback is critical in ensuring precise and safe operation of ionic polymer metal composite (IPMC) actuators in bio/micromanipulation.
The quality of maritime business curriculum offered by educational institutions is critical in ensuring the quality of future shipping executives for the shipping community in Hong Kong.
"The government's response will be critical in ensuring that a balance is struck between improving efficiency in the courts, while ensuring that this is not at the expense of the welfare of children.
Zaha's £15m sale to Manchester United in 2013, and subsequent loan back before a permanent return last summer, was critical in ensuring the club were promoted to the top flight virtually debt free.
