There are very few plants in the Atacama so it produces next to no oxygen.
It is rich in nitrates that are used to produce fertilizers and explosives. However, nitrate mining has pretty much ceased. Now it is copper that is the main resource of the Atacama Desert.
The Chihuahuan Desert at about 140,000 square miles is much larger than the Atacama at about 40,600 square miles.
There is no 'Atlantic Desert.' Do you mean the Atacama Desert? The Atacama receives virtually no rainfall on average per year.
The Patagonian Desert (260,000 square miles) is much larger than the Atacama Desert (54,000 square miles).
Outside of the major towns and cities, there is really not much to do in the Atacama except hiking and exploring.
The Sahara Desert is hotter than the Atacama Desert, it's larger than the Atacama Desert and it has more life, but the Atacama Desert is much drier. The Atacama Desert is the driest place on Earth, with an average of less than a millimetre of the rain.
The Atacama has few large predators. The South American Gray Fox is the largest that is found there. The cougar is pretty much extinct in the Atacama but may be found on the western margin of the desert.
Outside of the major towns and cities, there is really not much to do in the Atacama except hiking and exploring.
Technically, the Atacama is classified as a cold desert. In actuality, the climate is quite mild. The high temperature rarely rises above 80 degrees F and the low rarely drops below 32 degrees F. The temperature is moderated by the Atacama's close proximity to the Pacific Ocean.
Antarctica. There is a desert drier than Australia which is the Atacama desert in Chile in South America but Antarctica can be much drier than the Atacama desert especially the Mc Murdo Dry Valleys
Both of them owe their existence to the Andes Mountains and both are high plateaus between two mountain ranges.The Altiplano is much colder than the Atacama Desert.The Altiplano receives more precipitation than the Atacama Desert.The Altiplano has considerably more vegetation than the Atacama Desert.The Altiplano has a much higher average elevation than the Atacama Desert.
Arica is a town in northern Chile in the Atacama Desert, nearly on the border with Peru.