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.
The smallest country in Africa is Seychelles
Answer:
The largest amount of carbon is involved in natural fire biological processes in the oceans.
Explanation:
The exchange of carbon between the biosphere , hydrosphere , geosphere and atmosphere on the Earth , is called the Carbon Cycle.
The ocean contains a large active pool of carbon on the surface of the Earth , but in the deep ocean does not exchange with the atmosphere.
The amount of carbon from the biological process in the oceans is 50 % greater than any other.