green air america

. Ozone absorbs the ultraviolet radiation and while doing so breaks down into nascent oxygen (O) and oxygen gas O 2..

The percentage composition of air changes from place to place and time to time. The percentage of oxygen becomes lesser and lesser as you go higher and higher; hence mountaineers carry oxygen cylinders while climbing. The vapour density of oxygen is 16, while that of air i..

Another important constituent of air is carbon dioxide. As stated before, plants use it to synthesize carbohydrates, a basic food for all of us. It is also one of the green house gases that help to retain the warmth of the suns rays on earth, making weather conducive for life. ..

Air is a Mixture of Different Gases - In earlier times Air was considered as an Element but it was found out to be a mixture. The following are the reasons for considering air as mixture and not an element or a compound. a) Air has a variable composition and ..

Summary - Troposphere is the blanket of air in which we live where all the weather is formed. Air is a mixture of 78.1% of nitrogen, 20.9% oxygen, 0.03 - 0.04% carbon dioxide, 0.94% noble gases and water vapour. Air is a mixture for the following reasons: - Air..

Mechanism of Green House Effect - The solar spectrum of electromagnetic waves include energy packed heat generating waves called radiation waves. As they lie beyond red colour waves of visible spectrum, they are also called 'infra-red rays'. These infrared rays lie in the wave length rang..

Out of total air pollutants to be 1 x 10 12 tons, man made pollutants are 5 x 10 8 ton..

Change in the composition of air due to several human activities has brought about green house effect. Green house effect has brought about following phenomenal changes. The severity of these changes will aggravate further in the next 10-20 years. By 2040, CO 2 level i..

a) Out of total air pollutants to be 1 x 10 1 2 tons, man made pollutants are 5 x 10 8 tons. b) 25% of world's green house gases are released by USA which supports 4% of global population. c) Carbon monoxide accounts for 50% air pollution d) Suspended particulate matte..

Also referred as 'Mediterranean scrub forest' extends along mediterranean, pacific coast of North America, South Africa, South and Western Australia and Chile. Biome is characterized by dry summer with frequent bush fires and very limited winter rain. Humid air from the oceans k..