Respuesta :

Mostly because of the rainforests. The rainforests in South America are huge producers of oxygen that is reflected all around the globe. Without them there would almost be no fresh air because of how much they produce and how much they reduce carbon dioxide. 

Answer:

For the most part on account of the rainforests. The rainforests in South America are tremendous makers of oxygen that is mirrored all around the world.  

Explanation:

Without them there would nearly be no outside air due to the amount they deliver and the amount they diminish carbon dioxide.  A Rainforest can be portrayed as a tall, thick wilderness. The reason it is known as a "rain" backwoods is a direct result of the high measure of precipitation it gets every year. The atmosphere of a rain woodland is exceptionally hot and sticky so the creatures and plants that exist there must figure out how to adjust to this atmosphere.