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Global Warming

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by

Mariam Shariff

on 22 May 2014

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Transcript of Global Warming

Presentation By:
Causes?
Krishna,
Krithika,
Latha,
Lavanya,
Manjari,
Manjunath,
Manthan,
Mariam,
Namseena,
Marulasiddesh
PHOTOSYNTHESIS
CO2
O2
Slash-and-burn activity in Sumatra (Indonesia) in June 2013, lead to forest fires, haze and smog.
WHY?
Farmers proposed to clear the land for developing an oil plantation.
Effects?
The haze and smog spread to Singapore, Malaysia, and Brunei.
Global Warming!
Unequivocal and continuing rise in the average temperature of Earth's climate system.
Pollution
Air pollution
Land pollution
Water pollution
Deforestation
Industrialization
Excessive use in electricity
Thank You For Your Attention! :D
Moderator : Dr Vidya G.S
Guide: Dr Anand Raj
Dr Rashmi
Step 1:
Carbon Cycle
The
Step 2:
Greenhouse Gases
The
The greenhouse gases are the gases that float around in the atmosphere and act like a glass wall around our Earth.
Here's the list:
Carbon dioxide - 54.7%
Methane - 30%
Nitrous Oxide - 4.9%
Other - 9.8%
Step 3:
Greenhouse Effect
The
The Greenhouse Effect!
History?
1824 - Joseph Fourier discovered Greenhouse Effect
1880s - Relation between human activities and rise in the carbon di oxide level
1995 - Inter governmental panel on Climate Change (IPCC)
It is a process by which thermal radiation from the Earth's surface is absorbed by the greenhouse gases and reradiated in all directions.
RESPIRATION
DECOMPOSITION
Methane
Nitrous oxide
Other Gases
Full transcript