Made by Forrest Yue SJTU Environmental Science and Engineering School1 Environment Protection in My...
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![Page 1: Made by Forrest Yue SJTU Environmental Science and Engineering School1 Environment Protection in My Hometown ━ Lanzhou Lanzhou,located between two large.](https://reader035.fdocuments.in/reader035/viewer/2022070414/5697c0241a28abf838cd48ab/html5/thumbnails/1.jpg)
Made by Forrest Yue SJTU Environmental Science and Engineering School
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Environment Protection in Environment Protection in My HometownMy Hometown ━━ Lanzhou Lanzhou
Lanzhou,located between two large mountain ranges, is my beloved hometown.
This photo shows you a overall sight of the district I once lived in .
![Page 2: Made by Forrest Yue SJTU Environmental Science and Engineering School1 Environment Protection in My Hometown ━ Lanzhou Lanzhou,located between two large.](https://reader035.fdocuments.in/reader035/viewer/2022070414/5697c0241a28abf838cd48ab/html5/thumbnails/2.jpg)
Made by Forrest Yue SJTU Environmental Science and Engineering School
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A Brief Introduction of My City A Brief Introduction of My City
Lanzhou , covers 13,100 km2 , has a population of 2.89 million , once a significant city on the Silk Road , now a transportation center in Northwest , and also has a well-developed oil Refinery industry .
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Made by Forrest Yue SJTU Environmental Science and Engineering School
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Problems of the Yellow River
SStatue of tatue of the the Mother RiverMother River , represent that , represent that our civilization is our civilization is originated from originated from the Yellow Riverthe Yellow River
On the right is Yellow River , it passes across my city . As to Yellow River , it contains extraordinarily large amount of sand which outweighs that of any other rivers in the world .
That’s half water , half sand .
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Made by Forrest Yue SJTU Environmental Science and Engineering School
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This is a typical topography of Yellow Plateau
Rain water rushes sand ,clay, which can’t be hold by land itself without plants’ ability of absorbing water, into rivers .
That’s why it became yellow .
Cause of Such A ColorCause of Such A Color
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Made by Forrest Yue SJTU Environmental Science and Engineering School
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Our Painstaking Effort
Before the liberation of our country , there were no trees on the two mountain ranges ,however , after decades of hard work , now the two sides are covered with green .
The river bank was once the most dirty and smelly part , but now , it has turned out to be a resort area .
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Made by Forrest Yue SJTU Environmental Science and Engineering School
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Problems of atmosphereProblems of atmosphere
Before 1998 , duststorms only happened in some regular years , but now , it occurs frequently , especially in spring and winter , and the span has been increasing , our people have suffered a lot from the disaster directly.
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Made by Forrest Yue SJTU Environmental Science and Engineering School
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Government’s Continuous EffortsGovernment’s Continuous Efforts
In the past , every family had a stove to warm the house in winter , that had released a large amount of smoke and poisonous gas into atmosphere . Now , with the development of Central Heating System , family stoves have disappeared .
These two photos show the largest electricity plant whose hot water can be reused as the main resource by the Heating System .
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Made by Forrest Yue SJTU Environmental Science and Engineering School
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At the background of economic development , city government also put a great deal of attention on rising the living standards of citizens
The grassland was once a pile of worn-down houses
Making A Balance between Economic Making A Balance between Economic Development and Environment Protection Development and Environment Protection
The lake was once a sewage pool of the Lanzhou Oil Refinery , but after great devotion , now it becomes a beautiful park .
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Editor: forrest Yue
Technical assistant : Lee