全球变暖——英语演讲PPT

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环保全球变暖英文PPT

Environmental reporting
Sustainable business practices
Partners for climate action
Corporations are increasingly required to report on their environmental impact, including greenhouse gas emissions, water use, and waste generation
02 Environmental protection measures
Energy conservation and emission reduction
Reduce energy consumption
Improve energy efficiency in buildings, transportation, and industrial processes
National policies and regulations
Carbon taxes
Many countries have implemented carbon taxes, which charge a fee for greenhouse gas emissions, to resource businesses and individuals to reduce their emissions
Enhance the reduction of waste by designing products to be more durable and recyclable
Implement extended product responsibility

[精品PPT]英语全球变暖

Could go extinct on some islands as beaches are flooded
Other species may go extinct as rainfall patterns change throughout the world
英语全球变暖
ቤተ መጻሕፍቲ ባይዱ
So we must take effective measures to solve this problem
GlobalWarming
英语全球变暖
1.What is global warming
Global warming is the gradual rise in the Earth's temperature caused by high levels of carbon dioxide and other gases in the atmosphere.
英语全球变暖
2.What caused global warming
Natural causes
Greenhouse effect
Human reasons
Human activities-emission
英语全球变暖
Greenhouse effect
The so-called greenhouse effect is short wave solar radiation through the atmosphere into the ground, and warming the ground after the length of radiation being released in the atmosphere by absorbing carbon dioxide and other substances, thereby creating the effect of atmospheric warming.

全球变暖英文PPT幻灯片

16
4
Solution
Low carbon life
17
•Mitigation
•Adaptation
Mitigation of climate reduce greenhouse gas emissions, or enhance the capacity of carbon sinks to absorb GHGs from the
3
The average global temperature rises significantly after entering the eighties
Global warming is coming !!!!
4
2
ReБайду номын сангаасson
There are many reasons of the global warming, but it mainly caused by human activities
Population growth
CO2 land-use change
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2
Aerosols and soot
In addition to their direct effect by scattering and absorbing solar radiation, aerosols have indirect
effects on the Earth's radiation budget.
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3
Solar activity
The sun ’activities cause volcanic eruption , and produce a large number of ash

英语全球变暖PPT

What should governments do?
First, governments can support research. For example, they should encourage companies to develop vehicles that cause less pollution. They should also support alternative sources of electricity from wind and water rather than from oil and coal.
2.What caused global warming NaturaFra bibliotek causes
Greenhouse effect
Human reasons
Human activities-emission
Greenhouse effect
The so-called greenhouse effect is short wave solar radiation through the atmosphere into the ground, and warming the ground after the length of radiation being released in the atmosphere by absorbing carbon dioxide and other substances, thereby creating the effect of atmospheric warming.
Plagues have been attributed to global warming. An increase in temperature can result in a longer life cycle for diseases.

英语全球变暖[优质PPT]

4.What should do
1.Individual efforts 2.National efforts
First, we should use more clean energy and less coal and oil.
Second, we should go to work foot or by bus instead of driving a car if possible.
2.What caused global warming
Natural causes
Greenhouse effect
Human reasons
Human activities-emission
Greenhouse effect
The so-called greenhouse effect is short wave solar radiation through the atmosphere into the ground, and warming the ground after the length of radiation being released in the atmosphere by absorbing carbon dioxide and other substances, thereby creating the effect of atmospheric warming.
Greenhouse effect
Human activities-emission
Burning natural gas, coal, and oil Electricity generation Deforestation Many factories produce long-lasting industrial gases

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The temperatureห้องสมุดไป่ตู้rise 3℃
After three degrees Celsius rise in temperature , Europe will continue to suffer in the hot weather, tens of millions or billions of refugees from sub-tropical（亚热带） to move to midlatitudes（中纬度）.
The temperature rise 4℃
After four degrees Celsius rise in temperature , sealevel rise and flood (淹没) coastal cities; glaciers disappear, causing serious water shortages in many areas; And,London summer temperatures as high as 45 degrees Celsius.
in the western United States will also face serious long-
term droughts（干旱）
the temperature rise 2℃
• After two degrees Celsius rise in temperature ，
gradually melting ice（融冰）, coral reefs （珊瑚礁） have gradually disappeared, and the global sea level rise seven meters.
The tempeature rise 5℃
After five degrees Celsius rise in temperature ， the areas not suitable for living are expanding ， the supply（供给） of water in some big cities of snow and aquifers dry up phenomenon, millions of people become climate refugees（气候灾民）
Global warming
The effect of each tempeature
rise
Temperature rises to six degrees from once
1
3
2
4
6
5
The temperature rise 1℃
After one degree Celsius(摄氏度['selsiəs])rise in
temperature
，
half of the year in the Arctic(北极) will be ice-free state ，South Atlantic（大西洋的） coastal（沿海地区） areas, will suffer hurricane （飓风），residents （居民）
The temperature rise 6℃
After six degrees Celsius rise in temperature， hydrogen sulfide（硫化氢） and methane （甲烷） caused the fire from time to time; In addition to bacteria（细菌）, there is no any creature can survive “Armageddon（世界末日）,” is really start！
Green in where?
measures
Clean energy
Plant trees Work on foot or by bus
THANKS