Green House Effect : It may be defined as “the progressive warming up of the Earth’s surface due to blanketing effect of man made carbon dioxide in the atmosphere.” It is the phenomenon due to which the Earth retains heat. The major gases responsible for green house effect, are carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O) and chlorofluorocarbons (CFCs). Among these, CO2 is the most common gas which causes this effect.
Consequences of Green House Effect:
Its effects are detrimental to environment. These are given as below:
- Due to green house effect, temperature of the Earth increases.
- This may lead to melting of glaciers and polar ice caps.
- The level of sea may rise which causes floods.
- It affect the production of food crops.
- The fertile land may become barren and aquatic life will be seriously affected.