Question

What is 'greenhouse effect'? State its importance for us.

Answer 1

Answer:the trapping of the sun's warmth in a planet's lower atmosphere, due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.

Answer 2

Greenhouse effect:

• The process in which greenhouse gases trap heat radiation within the atmosphere is called greenhouse effect.
• This effect increases the temperature of earth within the atmosphere.
• Gases that help in greenhouse effect are carbon dioxide, ozone, methane, water vapor and sulfur dioxide.
• This effect adversely affects atmosphere.

Importance of greenhouse effect:

• It increase the temperature of earth which melts glaciers and leads to increase in water level.
• It changes climatic changes and leads to extreme hot and cold weather which affects animals and plants more than human beings.