Xinhua All -Media+丨 Satellite Records the Ecological Butterfly Change of Gusheng Village on the banks of Erhai Lake

Western Yunnan Province

The combination of the Yunnan -Guizhou Plateau and the Hengduan Mountains

It's Dali Cangshan

Cangshan side

Erhai Boguang 波

Bai people with a history of thousands of years of history

Just on the bank of Erhai Lake

1980s

Erhai water quality is better

However

With the acceleration of the local urbanization process

Tourism gradually flourish

The production and lifestyle in Erhai Basin has changed a lot

In the past

Building to Erhai

Natural lake shoreline was destroyed

Sewage Dedicated Erhai Lake

create pollution

With the economic development and population growth of Erhai Basin

From the 1980s

Erhai water quality drops rapidly

1996 and 2003

Once twice of the upstream cyanobacteria

2016

Yunnan starts rescue protection work

Construct a sewage collection pool for each household in the village

After the sewage is precipitated, it is rowed into the collection tube

Then enter the sewage treatment plant

After processing is completed, flow into Kutang and wetlands

Used for agricultural and forestry irrigation

Do not let a drop of sewage enter Erhai Lake

In order to effectively prevent and control agricultural pollution

Gusheng Village Estuary

8 ponds connected

The Kutang system that consists of more than 20 acres

Farmers sewage flows from the water inlet

The turbid matter in the water passes through the aquatic plant adsorption

Water is a lot clear

Such water flows into the wetland along the ditch

Another round of purification

Finally entered Erhai Lake

2018

Dali starts Erhai Lake Basin Band Ecological Repair Project

now

Between the village and the lake

It is a ecological corridor built by Erhai Lake

It draws a physical isolation line between people and lakes

Can effectively reduce the pollution load in the lake

Butterfly changes in Guosheng Village

It is the epitome of Erhai Governance

The original swamp was built into a wetland park

The lake coastline occupied by farmland and inn,

Natural lake shore belt with water purification and ecological recovery

They are the same sewage treatment plant

Owa Reservoir

Against water separation station associated

Build an ecological security barrier of Erhai Lake

"Thirteenth Five -Year Plan" period

The water quality of the whole lake of Erhai Lake 32 months is Class II

No large -scale algae Huahua

Landscape paintings between Erhai Lake Cangshan

Become a poem and a distance of countless people

Producer: Xu Shanna Sun Zhiping Li Yin

Produced: Zhong Haoyu Wang Changshan

Plan: Cheng Ying and Wu Xiaoyang

Coordinating: Qin Dajun Shanxu

Director: Zeng Yingying

Reporter: Zhou Lei Ding Yiquan Wang An Haowei Wang Mingyu

Satellite special effect production: Ding Xin Ke Sang Jiaqi

Later: Sang Jiaqi Guo Chao

Remote sensing and data support: Gu Ning

Final trial: Sun Yifei

National Key Laboratory of Media Integration Production Technology and Systems

Xinhua News Agency audio and video department

Xinhua News Agency Yunnan Branch

Produced

Make

Xinhua News Agency Satellite News Lab

Gratitude

Division of Natural Resources Satellite Satellite Remote Sensing Application Center

Wuhan University Surveying and Mapping Remote Sensing Information Engineering National Key Laboratory Water Environment Remote Sensing Team

[Editor in charge: Wang Xue]

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