Greenhouse effect and its impact on environment pdf

The greenhouse effect is a leading factor in keeping the earth warm because it keeps some of the planets heat that would otherwise escape from the atmosphere out to space. Without the greenhouse effect the earths average global temperature would be much colder and life on earth as we know. By their percentage contribution to the greenhouse effect on earth the four major gases are. Of those gases, known as greenhouse gases, water vapor has the largest effect. Then as the heat goes out to space, greenhouse gases absorb a part of the heat. The greenhouse effect is a natural phenomenon and is beneficial for us.

Awareness about green house gases and its impact is expanding everywhere throughout the world. The ability of certain gases, greenhouse gases, to be transparent to inbound visible light from the sun, yet opaque to the energy radiated from. Impact of increasing co2 emissions on environment manisha jain 27 sep 2018 updated. The clear effect of the greenhouse gases is the stable heating of earths atmosphere and surface, thus, global warming. What are greenhouse gases and the greenhouse effect. Greenhouse gas effects impact of increasing co2 on. The solar energy is absorbed by the earths surface and then reflected back to the atmosphere as heat. Greenhouse effect, a warming of earths surface and troposphere the lowest layer of the atmosphere caused by the presence of water vapor, carbon dioxide, methane, and certain other gases in the air. When the suns energy reaches the earths atmosphere, some of it is reflected back to space and the rest is absorbed and reradiated by greenhouse gases. Air pollution is a mix of particles and gases that can reach harmful concentrations both outside and indoors. Its effects can range from higher disease risks to rising temperatures. Consequences of the greenhouse effect in the right proportion, these gases perform their duty, but when its concentration increases by the action of man, the atmosphere retains more heat than necessary, causing the rising of temperatures, melting ice caps, desertification, fires, storms and floods. The greenhouse effect and its impacts on environment. Greenhouse gases include water vapour, carbon dioxide, methane, nitrous oxide.