The glitch may have affected several billion dollars' worth of securities, and it has generated concern that other such problems may yet be discovered.
In Eastern Africa, reported widespread flooding as a result of excessive rainfall has generated concerns over the number of people that could be affected in Somalia, Kenya, Tanzania and Uganda (between 2.7 and 3.5 million).
The case has generated concern among lawyers that the government wants to impose new limits on confidential discussions with their clients.
General McChrystal is expected to ask for as many as 40,000 additional troops for the eight-year-old war, a number that has generated concern among top officers like Gen. George W. Casey Jr., the Army chief of staff, who worry about the capacity to provide more soldiers at a time of stress on the force, officials said.
Ecosystems worldwide have been subject to new or intensified energy development facilitated by technologies such as horizontal drilling and hydraulic fracturing, activity that has generated concern for air, water, biotic, and social resources.
A recent report from the Calcutta Metropolitan Development Authority says ethnic Bengalis now account for only 57% of the city's inhabitants, and that has generated concern among the self-appointed guardians of the local culture and language.
Sala's arrest last month on charges of fraud, extortion and illicit association has generated concern in Argentina's Catholic church that Macri and his political allies are determined to take on the social movements.
But because the United States and Brazil remain far apart in several crucial areas, the approach has also generated concern that the talks could result in a watered-down agreement described by some negotiators as an à la carte approach.
