One way would be to limit who can receive a passport or visa to travel to another country and another would be at the entrance to the country they may not be admitted for example due to inadequate funds to live. In my case, when I travelled by bus from Costa Rica to Panama, the Panamanian authorities required that I either have a ticket out of the country or a return ticket back to San Jose, Costa Rica.
Answer:
The path of the earth around the sun is an elliptical shaped orbit. But it should be noted that the exact path of the planet changes slightly over time. These changes in orbit can affect certain natural events on the planet, like weather and climate.
Explanation:
Major conflict Against the background of the clash between the poor greasers and the rich Socs, the greaser Ponyboy struggles to mature. rising action Johnny kills a Soc; Johnny and Ponyboy flee; tension mounts between the greasers and Socs.
IamSugarBee
The four seasons happen because of the tilt of the earth axis. During different times of the year, the rays of the sun hit different parts of the earth more directly.
The angle of the earth's tilts the northern hemisphere towards the sun during summer season while the southern hemisphere is tilted away causing winter.
Without the tilt of earth, there would be no seasons. Regions along the equator would be always be warm and sunny while those in the southern and northern hemisphere would be stuck in a gradual gradient of cold and hot.