"geographic foci" is a correct and usable term in written English.
You can use it when indicating that a particular body of knowledge is divided into specific geographical regions. For example, "This course explores the social and economic characteristics of the Middle East, providing geographic foci for further studies."
As Figure 1 shows, the 2001 outbreak had two distinct geographic foci, the Northeast and the Southeast United States.
Infections caused by type A-west, type A-east, and type B appear to occur in distinct geographic foci, suggestive of different ecologic niches.
Plague is maintained among wild rodents in distinct geographic foci showing a serious threat to humans in Asia, America, and Africa [ 2].
Although we cannot rule out sampling bias, these data suggest in situ evolution of YFV in Venezuela and regionally independent evolution in distinct geographic foci within the country.
Potential geographic foci of reassortment include the northern plains of India, coastal and central provinces of China, the western Korean Peninsula and southwestern Japan in Asia, and the Nile Delta in Egypt.
Our data suggest that the YFVs circulating in Peru have differentiated into several subpopulations, and rather than circulating as one intermixing (wandering) population, the variants appear to persist within discrete geographic foci of the Andean/Amazonian region.
This is because Kazakhmys sees its primary geographic focus as Kazakhstan while ENRC does not.
Over the past eight years, the main geographic focus of her research has been West Africa.
WINE LIST Extensive and thoughtfully varied in price, with a tight geographic focus on the Mediterranean.
Internet executives say geographic focusing software is being used to identify users from regions with high instances of credit card theft.
Throughout spring and summer the pups are the centre of attention as well as the geographic focus of the pack's activities.
