Sentence examples for principle challenge from inspiring English sources

After nearly 30 years in power, the Islamic Republic's principle challenge is its legitimacy amongst its people.

A principle challenge is to minimize the impacts of surrounding land use on park condition and biodiversity.

It's a wide brief, but his principle challenge recently has been to avoid becoming his own tribute act, replaying the spacious chime he patented in Sonic Youth.

Turnbull noted to reporters in Manila the US was yet to land the deal it has sought with the signatory countries: "The principle challenge I would see is ratification by the US Congress.

A principle challenge of predicting effects of proposed management, development, or conservation actions is the need to incorporate multiple biotic and abiotic factors, including land-use and climate change, that interact to affect wildlife habitat and populations through time.

The principle challenge of such an objective is to enhance the swapping ability and save corresponding investment and operation cost under uncertainties of PV generation and swapping demand.

There are two principle challenges.

Clearly, the principle challenges associated with each option are securing appropriate funding and appointing a Director with appropriate support staff, before too long.

In particular, the optical and mechanical properties of the deposited heterostructures need to be optimized in order to address one of the principle challenges of such technologies that is the low visibility of the interference colors.

Finally, the principle challenges and future research directions in the field as well as some promising measures to deal with the adverse effects of drop-laden flows on airfoil performance are proposed.

But now that the dust is beginning to settle just a little on the Jobs epoch, what exactly is his legacy and what are the principle challenges and opportunities facing Tim Cook?