What are some of the main challenges facing marathon runners in Rio?
Temporally and spatially unpredictable precipitation is one of the main challenges facing wildlife in arid environments.
After winning re-election Obama listed climate change as one of the three main challenges facing the country.
The dialogue must also forcefully address the main challenges facing the E.U.-China trade and investment relationship.
One of the main challenges facing such a platform is the declaration of SLAs, and the monitoring of violations.
Climate change and the growth of urban populations are two of the main challenges facing Europe today.
In the NHS workforce, the RCM believes that there are several main challenges facing maternity services at present and over the next few years.
One of the main challenges facing the researchers is how to reach out to the people affected in a culturally sensitive way.
So with all that in mind, and to kick-start the debate, here are the three main challenges facing rural touring today and some possible ways forward.
The juxtaposition underscored one of the main challenges facing German society and Chancellor Gerhard Schroder's government -- the nation's need to be more welcoming to immigrants.
Last fall, when the church was recruiting a new pastor, it listed abortion as one of the main challenges facing the membership.
