the people living in a particular region; especially the total number of people in an area
how a populatioin is spread over and area
the average number of people living in an area
the number of live births each year per 1,000 people
the number of deaths each year per 1,000 people
a scientist who srudies human populations, including their sidze; growth; density; distribution; and rates of births, marriages and deaths
the number of yeats that a person may be expected, on average to live
changes in agriculture since the 1950's that have greatly increased the worlds food supply; the green revolution reliance on costly technologies and dangerous pesticides can be both financially and evironmentally damaging to nations
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