The phrase "a complex and uncertain" is correct and usable in written English.
It can be used to describe a situation, concept, or condition that is intricate and lacks clarity or predictability.
Example: "The negotiations surrounding the treaty were a complex and uncertain process that required careful consideration from all parties involved."
Alternatives: "a complicated and ambiguous" or "a intricate and unclear".
To excel in a complex and uncertain business environment, people need to work together in new and unpredictable ways.
In a complex and uncertain world, humans and animals make decisions under the constraints of limited knowledge, resources, and time.
Sustainable river basin planning and management is a complex and uncertain phenomenon involving social, economic, environmental and several technical criteria.
It's just one step in a complex and uncertain process that dozens of states, from New Jersey to California, have been struggling with for years.
Construction Projects are often delivered under a complex and uncertain environment, with claims and conflict being an inevitable part.
If you then imply that something that is scientifically uncertain, like the future impact of an emerging and uncertain technology on a complex and uncertain global food system, is certain, you risk adding insult to injury.
Pakistan's future role in Afghanistan is a complex and an uncertain one.
In a highly complex and uncertain environment, rigorous management of risks remains indispensable in order to repel threats to the success of mining.
The first factor is the changing character of western politics, with previous affiliations based on class and other forms of traditional group identity giving way, especially after the end of the cold war, to a more complex and uncertain landscape in which political leaders struggle for definition and differentiation.
"As much as we like to think we can protect our children from what may come their way, we live in a very complex and uncertain world," she says.
Because of these circumstances, Chinese hospitals are now operating in a new, complex and uncertain environment.
