global warning, climate change, ozone layer md. mizanur rahman€¦ · ozone layer depletion . us...

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Global warning, Climate change, Ozone layer 1 Md. Mizanur Rahman MEng(Sweden), PhD (Finland), CEng Chartered Energy Engineer (EI, UK) Certified Energy Manager School of Mechanical Engineering Universiti Teknologi Malaysia Email: [email protected]

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Page 1: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

Global warning, Climate change, Ozone layer

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Md. Mizanur Rahman MEng(Sweden), PhD (Finland), CEng Chartered Energy Engineer (EI, UK) Certified Energy Manager School of Mechanical Engineering Universiti Teknologi Malaysia Email: [email protected]

Page 2: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 3: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 4: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 5: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Ts = 14+273.15 K = 287.15 K

Page 6: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 7: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 8: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 9: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 10: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 11: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 12: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Note: In contrast to the warming effect of the higher clouds, low stratocumulus clouds act to cool the Earth, because they reflect much of the solar energy back to space.

Page 15: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 16: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 17: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 18: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 19: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 21: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Conservation of mass, momentum and energy

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Page 25: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 26: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 28: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

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Page 33: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

33 27.09.2015

• Ozone (O3)

• A gas composed of three

atoms of oxygen

• Bluish gas that is harmful to

breathe

• Nearly 90% of earth’s ozone

is in the stratosphere and

referred to as the ozone layer

• Ozone absorbs a band of

ultraviolet radiation called

UVB.

Ozone layer depletion

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Chemicals which responsible for destroying OZONE layer

• CFC (Chlorofluorocarbon)

• HCFC (Hydrochlorofluorcarbons)

• HFC (Hydrofluorocarbons)

• HC (Hydrocarbons)

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R-134A belongs to a group of chemicals called hydrofluorocarbons (HFCs))

Page 44: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

1. Global warming

2. Natural greenhouse effect

3. Enhanced greenhouse effect due to anthropogenic emissions,

particularly CO2

4. Climate change: Change in temperature, humidity, atmospheric

pressure, wind, precipitation, atmospheric particle count and other

meteorological variables

5. Natural variability continues along with anthropogenic changes

6. Sea level rise as a result of the warming

7. Ocean acidification: ”the other CO2 problem”

8. Ozone layer depletion

Page 45: Global warning, Climate change, Ozone layer Md. Mizanur Rahman€¦ · Ozone layer depletion . US President Trump says: • “Global warming is a total, and very expensive Hoax.”

US President Trump says:

• “Global warming is a total, and very expensive Hoax.”

• “The concept of global warming was created by and for the Chinese

in order to make U.S. manufacturing non-competitive”.

• “Global warming is based on faulty science and manipulated data”.

• “It’s extremely cold in NY & NJ—not good for flood victims.

Where is global warming?”

Discuss with your friends and give your opinion