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Global Warming

1.WHAT DOES GLOBAL WARMING MEAN?Global warming is the increase in the average temperature of Earth's near-surface air and oceans since the middle of the20th century and it’s projected continuation. According to

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Слайд 1

GLOBAL WARMING

GLOBAL WARMING

Слайд 31.WHAT DOES GLOBAL WARMING MEAN?
Global warming is the increase in

the average temperature of Earth's near-surface air and oceans since

the middle of the20th century and it’s projected continuation. According to the 2007 Fourth Assessment Report by the Intergovernmental Panel on Climate Change (IPCC), global surface temperature increased 0.74 ± 0.18 °C during the 20th century.
1.WHAT DOES GLOBAL WARMING MEAN?Global warming is the increase in the average temperature of Earth's near-surface air

Слайд 4THE CAUSES OF GLOBAL WARMING
Most of the observed temperature increase

has been caused by increasing concentrations of greenhouse gases, which

result from human activity such as
the burning of fossil fuel
deforestation.

THE CAUSES OF GLOBAL WARMINGMost of the observed temperature increase has been caused by increasing concentrations of

Слайд 5WHAT ARE THE GREENHOUSE GASES?
Greenhouse gases are efficient in absorbing

IR light and they protect from superheating the Earth’s surface
The

most important greenhouse gases are:
H2O – Water vapor.
CO2 – Carbon Dioxide
CH4 – methane
The process by which absorption and emission of infrared radiation by gases in the atmosphere warm a planet's lower atmosphere and surface is called the greenhouse effect
WHAT ARE THE GREENHOUSE GASES?Greenhouse gases are efficient in absorbing IR light and they protect from superheating

Слайд 6THE FUTURE EFFECTS OF GLOBAL WARMING
1. melting of the ice

caps. This melting could increase the oceans height by up

to 2 feet in only one century! This would mean many heavily populated cities would flood causing millions maybe billions of dollars of damage and the potential loss of life in these cities.
2. natural disasters would increase which influence spreading of diseases more rapidly, and animals have been found migrating towards the poles due to the increase in heat.
3. Deaths from global warming will double in just 25 years, to 300,000 people a year.
4. Heat waves will be more frequent and intense
5. Droughts and wildfires will occur more often
6. More than a million species could be driven to extinction by 2050.
THE FUTURE EFFECTS OF GLOBAL WARMING1. melting of the ice caps. This melting could increase the oceans

Слайд 7WHAT SHOULD WE DO?
By doing things like
using recycled products
supporting local

business’ carpool
planting more trees we can help our planet.
None

of these are overnight solutions but if we all work to do some of these things we can drastically help our planet.
WHAT SHOULD WE DO?By doing things likeusing recycled productssupporting local business’ carpoolplanting more trees we can help

Слайд 8BUT! SKEPTIC’S VIEWS
Unlike the alarmist’s view the skeptic’s views vary

but the two main ideas are that either this warming

is part of Earth’s natural cycle (the Earth has been warming and cooling ever since its beginning) - Earth’s Natural Cycle Theory
Or that this is all an effect from solar activity and the temperature of the Earth –Sun Theory

BUT! SKEPTIC’S VIEWSUnlike the alarmist’s view the skeptic’s views vary but the two main ideas are that

Слайд 9SUN THEORY
As supplier of almost all the energy in

Earth's climate, the sun certainly has a strong influence on

climate change. Consequently there have been many studies examining the link between solar variations and global temperatures.


SUN THEORY As supplier of almost all the energy in Earth's climate, the sun certainly has a

Слайд 10EARTH’S NATURAL CYCLE THEORY
This theory is essentially saying that there

has been human interference but nothing to the extent of

what the alarmist fear. This theory also states that the Earth has warmed and cooled before as well as had rises in the levels of CO2 and has always got through it.

EARTH’S NATURAL CYCLE THEORYThis theory is essentially saying that there has been human interference but nothing to

Слайд 11SKEPTIC’S REASONS TO BE SKEPTIC
Skeptics say that global warming is

just another way for scientists to get significant funding for

their experiments.
By making global warming out to be a apocalyptic disaster of sorts the government has been throwing money at scientists to find a solution to this problem and learn more about it.

SKEPTIC’S REASONS TO BE SKEPTICSkeptics say that global warming is just another way for scientists to get

Слайд 12Should we believe and begin saving our planet or continue

to be indifferent and passive?

Should we believe and begin saving our planet or continue to be indifferent and passive?

Слайд 13REFERENCES:
file://localhost/G:/Global%20Warming/Global%20warming%20-%20Wikipedia,%20the%20free%20encyclopedia.mht
file://localhost/G:/Global%20Warming/Global%20Warming%20-%20Topics%20-%20TIME.mht
file://localhost/G:/Global%20Warming/Global%20Warming-%20Science%20-%20The%20New%20York%20Times.mht
file://localhost/G:/Global%20Warming/Global%20Warming%20Interactive,%20Global%20Warming%20Simulation,%20Climate%20Change%20Simulation%20-%20National%20Geographic.mht
file://localhost/G:/Global%20Warming/Why%20Are%20Americans%20So%20Ill-Informed%20about%20Climate%20Change__%20Scientific%20American.mht
file://localhost/G:/Global%20Warming/Kyoto%20Protocol%20-%20Wikipedia,%20the%20free%20encyclopedia.mht

REFERENCES:file://localhost/G:/Global%20Warming/Global%20warming%20-%20Wikipedia,%20the%20free%20encyclopedia.mhtfile://localhost/G:/Global%20Warming/Global%20Warming%20-%20Topics%20-%20TIME.mhtfile://localhost/G:/Global%20Warming/Global%20Warming-%20Science%20-%20The%20New%20York%20Times.mhtfile://localhost/G:/Global%20Warming/Global%20Warming%20Interactive,%20Global%20Warming%20Simulation,%20Climate%20Change%20Simulation%20-%20National%20Geographic.mhtfile://localhost/G:/Global%20Warming/Why%20Are%20Americans%20So%20Ill-Informed%20about%20Climate%20Change__%20Scientific%20American.mhtfile://localhost/G:/Global%20Warming/Kyoto%20Protocol%20-%20Wikipedia,%20the%20free%20encyclopedia.mht

Слайд 14To concern – заботиться, беспокоиться
A consensus – согласие
The average temperature

– средняя температура
Assessment – оценка, оценивание
The Intergovernmental Panel on Climate

Change (IPCC) – Межгосударственная группа экспертов по изменению климата
The burning – сгорание
Efficient – действенный, результативный
To absorb – поглощать
Superheating – перенагревание
Water vapor – водяной пар
Carbon dioxide – углекислый газ
Methane – метан
Infrared radiation – инфракрасное излучение
The ice cap – ледниковый покров
Height - повышение



Drought – засуха
to occur – случаться
Carpool – сокращение автомобилей
Drastically – решительно, радикально
To vary – различаться
Supplier – поставщик
Interference – вмешательство
Get through – справляться

VOCABULARY

To concern – заботиться, беспокоитьсяA consensus – согласиеThe average temperature – средняя температураAssessment – оценка, оцениваниеThe Intergovernmental

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