In the mountains the ar s thinner but there is still oxygen in the airr. Pluus trees in the mountins give off O2.
Some people have bad lungs so they can't get enough oxygen.
no there is not
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no their are not people living on other planets because where would they get the oxygen to breath or food and drink
People release oxygen every minute, for as long as they live, and even for a time afterward. Living people release oxygen in the form of carbon dioxide. Much more importantly for the living, people take in and process oxygen all the time, in the form of O2.
No, practically everything breaths oxygen besides non-living things
People and animal use the oxygenAll animals require oxygen in some form.
On average, one tree produces enough oxygen for two people. However, the amount of oxygen produced can vary depending on the type, size, and health of the tree.
because their is enough oxygen on the moon
One acre of trees can provide enough oxygen for up to 18 people daily. This calculation is based on estimates that an acre of trees can produce enough oxygen for 18 people over a 24-hour period.
Because there is enough oxygen on europa for people to live @NeonReflection (Twitter)
Yes, especially in people who are still breathing, in which the element oxygen can be found in the lungs. Most of the oxygen in a living person or a corpse, however, occurs in compounds such as sugars and fats.