Page 51 - University English for non-speacalist

newborn babies, and officials rely on them to identify
health problems and to evaluate the efficacy of their
health policies and practices.

Emigration refers to the people leaving a given
society, and immigration refers to those joining it.
Examining these trends, together with in-immigration
rates and out-migration rates, which refer respectively
to people moving into and out of certain designed
areas, contributes to the identification of possible
problem areas that may need to be confronted or
shortages in services or facilities that may need to be
alleviated. Shortage of educational facilities in certain
geographic locations, for example, may be push
factors that result in people leaving these region;
whereas, the availability of employment opportunities
can be pull factors encouraging people to move into

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