1.   As in the other mountain regions, population pressure was alleviated to some extent by seasonal migration.

2.   First, is it the case that hunger and food shortages are the result of population pressure?

3.   Surely then, until Third World populations Decline through national programmes of family planning, population pressure will cause hunger and shortages.

4.   Then, as now, population pressures pushed cultivation into ever-steeper and more Marginal growing regions.

5.   There are barriers to a free movement of people from areas of high to low population pressure.

6.   Key variables that were considered to affect the rate of desertification were soil status, vulnerability of land to desertification, and human and animal population pressures.

7.   But walls can be circumvented by changes in technology, population pressures on the other side and the mobility and stealth of the enemy.

8.   Gamble, a visiting professor at Boston University this semester, attributed this changed behavior less to specific population pressures than to generally increasing social competition.

9.   In Rwanda, poor, small and densely populated, population pressure surely contributed to sparking the genocide.

10.   Most Americans feel torn between accommodating existing expectations about retirement and adjusting to new economic and population pressures that are making those expectations unrealistic.