Sentence examples for persistent sources of from inspiring English sources

However odd, the exchange perfectly captured one of the persistent sources of strain between the media and Republicans throughout the presidential campaign.

It listed the persistent sources of tension as US naval surveillance along China's coasts, US arms sales to Taiwan and what it called America's "growing penchant for projecting its military power in the Asia Pacific".

While the urge to control and clean-up mega-sites (control and correct) is understandable, rather than setting a goal of cleaning up such sites, we suggest a more realistic response strategy is to address these massive and persistent sources of contamination by acknowledging their position as new features of the socio-ecological landscapes within which they are located.

The mistaken killing of civilians by NATO troops is one of the most persistent sources of friction between Karzai and his Western backers, and was back in the spotlight this month after Washington offered a rare apology for the death of nine Afghan boys gunned down by helicopters while collecting firewood.

So, beyond individual households, persistent sources of infection and the routes by which it is spread remain unclear.

The service blueprint arising from discussions with laboratory staff describes the interaction between laboratories and practices and locates persistent sources of error.

Another persistent source of Arab human insecurity is high unemployment.

Perhaps the greatest, most persistent source of torment in Jackson's life was his family.

However, corruption allegations have been a persistent source of trouble for the DPA.

The lack of progress in settling the Syrian conflict has been persistent source of tension between the United States and Russia.

"Europa," the old continent, persistent source of hordes of migrants to the New World, has become the ersatz United States of modern asylum-seekers.