2. WHAT IS CLIMATE?
• Climate is the general weather
conditions of a place.
• It is the pattern of variation in
temperature, humidity, atmospheric
pressure, wind, precipitation etc.
3. • Climate of the world is changing at a
rapid speed.
• Changes in climate can be:
changes in average temperature
changes in rainfall patterns
changes in humidity level of a
place.
7. •
In the distant past, these made a
big difference in climate over
millions of years by :
changing ice caps at the poles
altering ocean currents, which
transport heat and cold .
16. GREENHOUSE
EFFECT
• Greenhouse gases like
CO2 and H2O form a
blanket above the earth
surface.
• They trap the solar
heat.
• This leads to warming
of the atmosphere.
17. This leads to :
• More drought
• more flooding
• less ice and snow
• extreme weather
• rising sea level