Sentence examples for complex and difficult environment from inspiring English sources

Air attacks in such urban areas, which have the potential for many civilian casualties, meant the military was operating in "an extremely complex and difficult environment," he said.

"In a complex and difficult environment this is an outstanding agreement between a diverse group of key institutions," said UNICEF's Representative in Zimbabwe, Dr. Festo Kavishe.

"So, it was a period of extreme stress for all people involved and especially for Chairman Bernanke because this was the most complex, difficult environment in which to operate.

One limitation of this study is simulations instead of real robots but the experiments in the physical environments are complex and difficult to scale for large scale arenas using real robots; secondly such experiments are not possible with limited finance.

However, it is a complex and difficult work under a dynamically changing network environment.

I note that selective environments are extremely complex and difficult to characterize; they may change, for example, seasonally, and/or through the course of an individual's pre-mating life, such that different pressures may "evaluate" individual fitness at different times.

More and more, modern software systems in a distributed and parallel environment are becoming highly complex and difficult to manage.

Changing physicians' long-held patterns of behaviour and the environments in which they work is essential yet complex and difficult.

Air quality is complex and difficult to address due to its integrated relationship with factors such as the outdoor environment, passenger flow, train movement and ventilation modes.

"Relocation decisions in any field or career are often complex and difficult both from a professional and personal standpoint given the uncertainty involved in moving to a new organization, peer environment, city, etc," Ganguli writes.

This is a complex and difficult subject..