Sentence examples for have caused considerable effort from inspiring English sources

Increases in oil prices in the 1970s and rising concerns in the 1980s and 1990s about the adverse environmental impact caused by energy systems have caused considerable effort to be dedicated to improving efficiencies of existing and future designs of energy systems, using thermodynamics and other tools.

The company's aggressive efforts to get more international orders have caused considerable friction with competitors, most notably Bombardier of Montreal.

The scope and speed of changes have caused considerable anxiety.

"We agree that cases such as this have caused considerable concern within the paediatric community".

His delay in doing so, however, had caused considerable consternation.

This has caused considerable consternation and swift answers are needed.

Its break with tradition has caused considerable local controversy.

Mr. Bemba's case has caused considerable commotion in Congo.

The three-month conflict has caused considerable social upheaval in the French speaking province.

The case has caused considerable concern among Tibetans and Chinese human rights lawyers.

The market is continual bedlam and has caused considerable trouble with it union rackets.