Sentence examples for been the difficulty from inspiring English sources

Mr. Bloomberg's biggest problem with the program has been the difficulty of administering it.

And that's always been the difficulty with climate change – the greatest problem we've ever faced.

But a persistent problem, hospital officials say, has been the difficulty of translating guidelines into practice.

One barrier to action has been the difficulty of accounting for biodiversity and ecosystem services.

The defining challenge for Clinton over the years has been the difficulty of winning in American politics as a liberal.

One factor, he says, has been the difficulty that Europe's downturn has caused coastal factories producing export goods.

A main factor slowing down the Obama team's drafting, it is now apparent, has been the difficulty of reconciling his sometimes conflicting directives.

Part of the reason U.P.M.C. has opened just six facilities in a decade, Mr. Bogosta said, has been the difficulty in finding partners overseas.

One obstacle that has confronted researchers trying to determine whether acupuncture works has been the difficulty of finding convincing "placebo" treatments to act as scientific controls.

It is considered relatively straightforward for a country to fabricate a weapon with highly enriched uranium, but the impediment historically has been the difficulty of the enrichment process.

The great impediment to wider use of renewable energy has been the difficulty of storing and transporting it for later use, a practical necessity that fossil fuels make relatively simple.