Sentence examples for been a continuing challenge from inspiring English sources

Achieving the right population density has been a continuing challenge.

Rigorous classification of assays and targets in bioassay databases has been a continuing challenge, with efforts ongoing by the projects BAO and BARD.

Determining the specific type of hematopoietic lesion produced in a mouse model and identifying mouse models that correspond to the human subtypes of these lesions has been a continuing challenge for the scientific community.

Maintaining active representation from all partners and keeping the focus on routine immunization has been a continuing challenge.

Sustaining an effective Program with sometimes very limited resources has been a continuing challenge for both Strong Women Workers and Coordinators.

As a consequence, the aging of the village doctors and the probable shortage of workforce will deteriorate the urban-rural equity on the quality of services, which has indeed been a continuing challenge in China since the 1980s [ 48, 49].

Wind will be a continuing challenge, officials say.

The theft was a reminder that staking a claim for the arts would be a continuing challenge here.

Illegal fishing in the Mediterranean, especially in Libyan waters, is a continuing challenge to preserving global stocks of bluefin.

"The dispute is, Does that amount to fraud?" Sport utility rollovers are a continuing challenge for the auto industry.

The question of what documents will be declassified and released promises to be a continuing challenge for the administration.