The Earth is surrounded by a covering of air which we call the atmosphe

The Atmosphere The Earth is surrounded by a covering of air which we call the ambiance. It reaches over 384 miles from the surface of the earth, so we tail end only see what occurs in the troposphere and the tropopause. Nitrogen 78% Oxygen 21% Argon 1% Carbon Dioxide 0.035% Other 0.00253% The above information highlights what the atmosphere is composed of. It is clearly visible that Nitrogen is the dominant screw up as over three quarters of the atmosphere is made up of this. It is real fortunate that Nitrogen is not a very reactive gas because if it were not, that atmosphere would be far less stable and extremely dangerous. The pie chart refers to the atmosphere today but it was not always made up of these percentages. It seems that carbon dioxide levels have raised a lot and these rises may be down to many causes such as the industrial revolution and immutable deforestation. Natural functions of the atmosphere The atmosphere is vita l for life and acts as a life support system to al...