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growth globally, but has fallen per capita in 55 (mainly African) countries, it would seem that
these trends will continue. About 30 countries - most of them African - can expect serious
problems unless they reduce population growth and give higher priority to agriculture and
conservation. Though a warmer, wetter earth with high CO2 levels is likely to be
capable of
producing more food, the amounts will still be inadequate for many poorer countries. In many
cases, the population projections are greater than the entire local land resources can support.
7. Of all the countries in the world it is those in Africa ___.
A. which have taken the most drastic measures to prevent population growth
B. that are most threatened by food shortages
C. which are environmentally most at
a disadvantage
D. that are most conscious of the need to preserve the environment
8. It is argued in the passage that __.
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