Business Planet Edition 7th Grade Geography Volume 2
People's Education Edition Geography for Seventh Grade Volume 2
Business Planet Edition 7th Grade Geography Volume 1
Business Planet Edition Geography for Grade 8 Volume 1
Shanghai Education Edition Seventh Grade Geography Volume 1
Business Planet Edition Geography for Eighth Grade Volume 2
Hunan Education Edition High School Geography Compulsory Course I
People's Education Edition Geography for Grade 7 Volume 1
Shanghai Education Edition Geography for Sixth Graders Volume 1
Lu Ke version of high school geography compulsory course I
People's Education Edition Geography for Eighth Grade Volume 2
Shanghai Education Edition Seventh Grade Geography Volume 2
Shanghai Education Edition Geography for Sixth Graders Volume 2
People's Education Press High School Geography Compulsory Course 1
Hunan Education Edition High School Geography Compulsory Course II
Compulsory Course 1 of High School Geography in China Graphics Edition
!["Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT Courseware 3](http://daogebangong.oss-cn-beijing.aliyuncs.com/ppt/preview/1/4a5af536-57ed-4d0a-82e8-20b012861066.webp)
Category | Format | Size |
---|---|---|
People's Education Edition Geography for Eighth Grade Volume 2 | pptx | 6 MB |
Description
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT Courseware 3
The location of Sanjiangyuan
1. The Sanjiangyuan region is the general name for the _______ source area, _______ source area, and _______ source area.
2. The original water source of the rivers in the Sanjiangyuan area is ______________.
The climate of the Sanjiangyuan region
Climate: plateau continental climate
Characteristics: climate characteristics with alternating hot and cold seasons, distinct dry and wet seasons, small annual temperature difference, large daily humidity difference, long sunshine hours, strong radiation, and no distinction between four seasons. The annual precipitation is less than 400mm, making it a semi-arid area.
source of rivers
1. Why does this area become the birthplace of great rivers?
The high altitude, semi-arid snow-capped mountains and glacier meltwater wetlands form the source of rivers.
2. What is the reason for the large number of snow-capped mountains and glaciers in this area? (high altitude)
3. ( ) and ( ) are important regulators in the Sanjiangyuan area.
Understand the significance of protecting plateau wetlands
The Sanjiangyuan region is an important ecological barrier in my country. Discuss the following questions with classmates
1. If the glaciers in the Sanjiangyuan region continue to recede, and the lakes and swamps continue to shrink, what impact will it have on the middle and lower reaches of the Yangtze River and Yellow River?
When water sources in source areas dry up, the middle and lower reaches of the Yellow River will dry up, and drought disasters may occur in the middle and lower reaches of the Yangtze River.
2. If grassland degradation and soil erosion intensify in the Sanjiangyuan region, what impact will it have on the middle and lower reaches of the Yangtze River and Yellow River?
If grassland degradation and soil erosion in the Sanjiangyuan region intensify, it will lead to severe ecological degradation in the middle and lower reaches of the Yangtze River and Yellow River in my country. For example, floods in the middle and lower reaches of the Yangtze River will intensify, and the Yellow River's drying time will increase.
Summary
source of rivers
Location: The Sanjiangyuan area is located in the west of my country. It is the general name for the source area of the Yellow River, the source area of the Lancang River and the source area of the Yangtze River. It is known as the "Chinese Water Tower".
Water source: Meltwater from snow-capped mountains and glaciers is the initial water source for rivers in the Sanjiangyuan region; lakes and swamps are important regulators and reservoirs in the Sanjiangyuan region.
Protection of Sanjiangyuan Area
Ecological environment: The Sanjiangyuan area is the plateau wetland with the highest altitude and largest area in the world. It is also the area with the highest concentration of biodiversity in high-altitude areas in the world. It has given birth to three major rivers and is an important water conservation area in my country.
Ecological crisis: Due to global warming, glaciers and snow-capped mountains are shrinking year by year, and lakes and wetlands are shrinking and even drying up year by year. Unreasonable human activities have aggravated the deterioration of the ecological environment in the Sanjiangyuan region. Among them, water and soil erosion have intensified, grassland desertification has become serious, insects have Problems such as rampant rats and sharp decline in wild animals are particularly prominent.
Protection measures: Establishing Sanjiangyuan Nature Reserve
Ability evaluation
1. Known as the "Chinese Water Tower" is the __________ region of my country, which is located in the southern part of _________ Province of my country.
2. Which of the following statements is incorrect: ( )
A. Sanjiangyuan is the highest plateau wetland with the largest area in the world.
B. The large area of wetlands in the Sanjiangyuan is one of the guarantees of the water sources of the Yangtze River and Yellow River.
C. Environmental damage in the Sanjiangyuan water source will not affect the middle and lower reaches of the Yangtze River.
D. Our country has begun to focus on protecting the source of the Three Rivers
3. The initial water source of the rivers in the Sanjiangyuan area is ( )
A. Groundwater B. Lake water C. Atmospheric precipitation D. Snow mountain and glacier melt water
4. The "Three Rivers" in the source area of the Three Rivers, known as the "Chinese Water Tower", refers to ()
A. Pearl River, Yangtze River, Heilongjiang B. Yellow River, Yangtze River, Heilongjiang
C. Pearl River, Yangtze River, Lancang River D. Yellow River, Yangtze River, Lancang River
5. Which of the following are not manifestations of the deterioration of the ecological environment in the Sanjiangyuan area ( )
A. Grassland degradation and desertification are accelerating B. Glacier wetlands are shrinking
C. Increased biodiversity D. Obvious soil and water loss
6. The human-made reasons for the deterioration and destruction of the ecological environment of Sanjiangyuan Nature Reserve may be ()
① Precipitation is decreasing year by year ② Overgrazing ③ Random cutting of trees ④ Rat infestation is rampant
A.①② B.②③ C.①④ D.③④
Keywords: Qinghai-Tibet region teaching courseware, Plateau Wetland Sanjiangyuan region teaching courseware, New People's Education Edition eighth grade geography PPT courseware volume 2, eighth grade geography slide courseware download, Qinghai-Tibet region PPT courseware download, Plateau Wetland Sanjiangyuan region PPT courseware download ,.ppt format
For more information about the PPT courseware "Qinghai-Tibet Region Plateau Wetland Sanjiangyuan Region", please click the Qinghai-Tibet Region ppt Plateau Wetland Sanjiangyuan Region ppt tag.
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT Courseware 4:
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT Courseware 4 Learning Objectives 1. Point to the picture to name the provinces and regions where the Sanjiangyuan Region is located and the names of the three rivers. 2. Understand that the Sanjiangyuan area is known as the Chinese Water Tower and the important role of plateau wetlands. 3. Understand the ecological environment of the Sanjiangyuan region..
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT Courseware 2:
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT Courseware 2 Self-study textbook pages 91-96, find the answers to the following questions based on your own understanding. 1. Where is the Sanjiangyuan area? 2. Why is the Sanjiangyuan area known as the Chinese Water Tower? 3. How are lakes and rivers coordinated...
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT courseware:
"Plateau Wetland Sanjiangyuan Region" Qinghai-Tibet Region PPT courseware Learning objectives (1 minute) 1. Master the provinces and regions where the Sanjiangyuan region is located and the names of the three rivers. 2. Understand that the Sanjiangyuan area is known as the Chinese Water Tower and the important role of plateau wetlands. 3. Understand the ecology of the Sanjiangyuan region..
File Info
Update Time: 2024-09-09
This template belongs to Geography courseware People's Education Edition Geography for Eighth Grade Volume 2 industry PPT template
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