| The emission of infrared radiation by the | | | | glass panel that plays the role of the |
| atmosphere results in the warming up of the | | | | greenhouse gases. The glass panels of a |
| surface of a planet. This process is called | | | | greenhouse allows the entrance of solar |
| the greenhouse effect. In other words, | | | | energy in the form of heat and light, but |
| certain gases in the atmosphere trap the | | | | won't let it escape. This raises the |
| solar energy so that the earth experiences a | | | | temperature inside the glass house and |
| considerable rise in temperature. These gases | | | | provides suitable atmosphere for the growth |
| include carbon dioxide, water vapor, methane, | | | | of the plants inside. |
| nitrous oxide etc. and they are known as | | | | |
| green house gases. The absence of these gases | | | | In the case of atmosphere, our earth receives |
| will make the heat escape back into the space | | | | energy from the sun. Once absorbed, this |
| which will make life on earth impossible. | | | | energy is sent back to the atmosphere. While |
| Green houses make use of this mechanism. | | | | doing so, a major portion of the energy gets |
| | | | absorbed by the greenhouse gases and warms up |
| Greenhouses are used to grow plants, | | | | our planet. Green house effect, if enhanced |
| especially in the winter. Most green houses | | | | considerably too can deny existence as it |
| resemble a small glass house. Here, it is the | | | | would heat up the earth than usual. |