The answer to question 1 is pensions
(Site 1 ) Antarctica
(Site 2) Scientists are so interested in the lake because the conditions could resemble those of ice covered oceans to exist on Jupiter's moon called Europa
Leaders are greedy for more power and land, a large population requires more food, neighbors are becoming to strong
<span>South American countries have been attempting to mirror the free market system of the United States since around 1980 (the "Washington Consensus"). This has lead to economic stagnation in these countries. In order to boost their own economies, they are now looking at the models of more productive nations whose economies are growing very rapidly and are attempting to mirror their market systems. The main countries being scrutinized are China and India, who have nationalized many of their industries/resources. This would explain the shift.</span>