"critical environment" is a correct and usable phrase in written English.
You could use it to refer to a situation or set of circumstances where urgent or serious action is required. For example, "In the current critical environment, it's essential that we focus our efforts on finding a solution to the problem."
Barcelona is a very critical environment, because the result and the performance is very important.
Prolonging the crisis will create a much more critical environment concerning these groups.
"School is a critical environment where young people should be able to flourish across all domains of their lives.
He had to do his job in a much more critical environment than Joe Lapchick or Red Holzman.
Traditional methods including polymerase chain reaction (PCR) and electrophoresis requires complicated instrumentation and critical environment.
Effective product data management (PDM) platform is the critical environment to enhance the competitiveness of enterprises.
The approach has also led to the definition and implementation of a cloud-based prototype platform, which is also presented, currently deployed in the context of a geographic area showing critical environment-related aspects and fragilities.
However, MAS technology is found to be lacking in some critical environments as real-time environments.
The widespread deployment of computing devices that manage and control physical processes in safety critical environments, has made their analysis and verification a very important problem.
One of our first major efforts was to create circuit boards that are free of brominated flame retardants (BFR), yet still meet the standard expected in mission critical environments.
The design of control systems and human-machine interfaces in the field of technologically complex and safety critical environments is today an open issue.
