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.