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- seven billion by the year 2000.
This unprecedented increase presents us with a situation unique in human affairs and
a problem that grows more urgent with each passing day. •
The numbers themselves are striking, but their implications are of far greater
- of increase,
there will be four billion people by 1975 and nearly seven billion by the year 2000.
This unprecedented increase presents us with a situation unique in human affairs and
a problem that grows more urgent with each passing day.
The numbers