Immigrants were taken from their ships to be processed at Ellis Island before they could enter the country. About 12 million immigrants would pass through Ellis Island during the time of its operation, from 1892 to 1954. Many of them were from Southern and Eastern Europe.
Answer:
3) Saudi Arabia will soon have to begin fracking, leading to protests and further destabilization.
Explanation:
Peak oil theory, propounded by a geophysicist named Marion King Hubert, describes that, conventional sources of crude has either reached or will soon reach their maximum production capacity globally, thus, there will be downward slope; a bell curve shape, in the production capacity by the mid of 21st century.
Hence, the most critical aspect of Peak Oil theory, is that, the world’s oil-based economy, such as Saudi Arabia, will face a critical moments towards the mid of the 21st century, when their production capacity is going down, that is, having a bell curve shape, leading to a form of changes in extraction methods, such as fracking, thereby, leading to protests by the citizens of these areas, and further destabilization of the nations involved, due to negative effects of fracking methods of oil extraction on the air and water quality of the area.
