Answer:
The Oceans are saline or salty because of the several natural occurrences. One of the reason is the rivers because it brings water with minerals by crossing over soil and stones, moving salt along the way, which adds into the oceans, results in salinity by evaporating the water.
Ocean salinity levels can change from place to place. The Mediterranean Sea is saltier. The Atlantic Ocean has access to the freshwater rivers, such as the Amazon which provide less salinity in the ocean.
China, India, The U.S, and Brazil. Hope that helps! ☺
Answer: Disease (economic disruptions) Also keep in mind that bacterica, cancer, tumors etc. were not brought up till the 1980's - 2000's
Explanation: Look at my comment because it got cencored for some reason
1) Mapping
2) Tracking
3) Military Purposes
With South Americas Rain forest , it produces 20% of the earths oxygen. Also many drugs used to treat people have come the plants of Amazon. The worlds climate would be much different because ocean currents would be different . Europe would not have the warmth of the North Atantic drift current to keep it warm. It would be more like Siberia .It is located primarily in the southern hemisphere. It is bordered by the Atlantic Ocean to the east and the Pacific Ocean to the west. The geography of South America is dominated by the Andes Mountain Range and the Amazon River (second longest river in the world).Andes Mountains. The Andean Mountains, or Andes, stretch for nearly 7,000 km across the continent, from the top to the bottom. ...
Amazon Basin. ...
Atacama Desert. ...
Brazilian Highlands.
Isla Grande de Tierra del Fuego. ...
Marajó
