1.   It is hard to judge how far and in what ways these fluctuations in the wine trade affected the population as a whole.

2.   John Frederick, leader of the Chicago team, said it was not clear how the increased ultraviolet radiation had affected the population.

3.   But demographers say the factors affecting population are changing.

4.   Can affect a population for years after initial contact.

5.   Commercial netting and selling of bass is illegal, but continues at other lakes, adversely affecting bass populations.

6.   Edmonston said NAFTA also affected population, bringing in foreign workers and their families for a few years.

7.   He says his shows often focus on crime, public education, inner-city social conditions and other subjects that affect minority populations.

8.   Minority populations are disproportionately affected, according to epidemiologist Al Abramowitz of the San Francisco Health Department.

9.   Scientists have been mystified as to why the cancer has affected different populations in different ways, particularly those with apparently healthy immune systems.

10.   The seals sometimes are killed by such predators as sharks, killer whales and sea lions, but not in big enough numbers to significantly affect the population.