Sentence examples for defining challenges from inspiring English sources

This is one of the defining challenges of our time".

Water, or the lack thereof, is one of the defining challenges of the 21st century.

"The refugee crisis is one of the defining challenges of the 21st century, but the response of the international community has been a shameful failure".

The problem of supplying the UK's population with a nutritional and sustainable protein supply will be "one of the defining challenges of the coming decades", says the report.

That ambivalence is a far cry from the hopes that accompanied his early months in office, when he identified climate change as one of humanity's defining challenges.

She said the refugee crisis is one of the defining challenges of the 21st century, "but the response of the international community has been a shameful failure".

Climate change is, as Barroso put it, "the defining challenge of our time", while struggling economies are the defining challenge of today.

Mr Monti faces his defining challenge.

"Africa is poised for a defining challenge," he said.

"This is a defining challenge of our future," he said.

Calculating the value of these relationships has become a defining challenge for businesses and individuals.