Nitrogen is the most common gas in the earth's atmosphere (air is the name of that gas mixture).
I'd say the most important gasses in the Earth's atmosphere are oxygen and water vapour.
The most important gas is oxygen.
Nitrogen is the most common gas in the earth's atmosphere.
the most abundant gas is nitrogen answered by Isabella camera 10/18/10
Nitrogen is the most abundant gas in Earth's atmosphere at approximately 78% by volume.
The gas giants are important because their strong gravity draws in many large asteroids before they can hit earth.
The most important gas in this case is carbon dioxide.
the most important gas is the gasses that we brethe.
Nitrogen
This gas is argon.
Carbon dioxide (CO2) is the greenhouse gas that traps the most infrared radiation in Earth's atmosphere. It is a major contributor to the greenhouse effect and is closely linked to global warming and climate change.
Ozone gas is important for living things. It maintains our biosphere.