Without oxygen
Air is life!
Air, or more particularly the oxygen it contains, is what keeps us alive. On average a person needs about half a litre of oxygen a minute when at rest, and at least four times as much when active! Find out how much oxygen you consume, and measure your own lung capacity.
But oxygen levels vary depending on where you are! At high altitudes the air is thinner and contains much less oxygen than it does at sea level. This presents a challenge to animals that live at high altitudes, such as the yak and the Indian goose …
- Fact file 1: the Bar-headed goose
- Fact file 2: the Yak
