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Everyone knows that there are many lakes in the world, and we have many in China, such as Qinghai Lake.
And Poyang Lake is one of the more famous lakes in our country. Among them, Poyang Lake can be described as the largest natural freshwater lake in our country.
up, but in recent years also with the world's natural environment.
The water level of Poyang Lake also often undergoes some extreme changes, so the hot spot began to take some measures against Poyang Lake. What are the advantages and disadvantages of digging Poyang Lake ten meters deep and having the same depth everywhere? The advantage is that even during the dry season, Poyang Lake will not be completely dry, but the disadvantage is that it destroys the relatively stable and safe structure of Poyang Lake and causes some damage to groundwater.
Poyang Lake is a natural freshwater lake, and many others will mention that in the dry winter and spring season, there will also be water depletion, and the occurrence of water depletion will make the aquatic animals and plants living in this lake lose the basis for survival, thus greatly destroying the biodiversity of this lake area.
If the lake is deepened by 10 meters, more groundwater will be dug up or more rainwater can be collected during the rainy season, and the lake will not dry up completely during the dry season, thus protecting biodiversity.
However, if the lake is deepened by 10 meters, its original relatively stable structure will be destroyed, because if all parts of the lake are dug flat, the surrounding area is equivalent to a vertical structure, and the soil on the edge can easily slide into the lake, and the surrounding plots will easily collapse, which is very dangerous.
So there are pros and cons to everything in the world, and deepening the lake down 10 meters would destroy its security structure while preserving the lake's biodiversity. In addition, it also requires a lot of manpower and material resources, and the cost is very high, so what we need to do most is to protect the natural environment around us, so that we don't have to spend so much money to manage it before they deteriorate.
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Benefits: Consistent depths result in near-vertical embankments, which increases the risk of landslides without reinforcement.
Disadvantage: The lake has become so deep, which will lead to the destruction of a large number of original swamps and shallows, and the wetland ecology will suffer a catastrophe.
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Poyang Lake is prone to flood disasters during the flood season, and maintaining the same depth not only increases the water capacity of the lake and reduces flood disasters, but also indirectly improves the irrigation capacity of the surrounding rivers and their branches, which is conducive to agricultural development. However, it violates the law of natural development, destroys the ecological environment of the lake, and may cause water pollution or endanger aquatic life.
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If you dig the lake 10 meters deep, and the depth is the same everywhere, the advantage is that new locations may slowly form in the lake, and the number of fish species will slowly increase. The disadvantage is that it is more unsafe for humans to exploit the resources in the lake.
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The advantage is that Poyang Lake does not completely dry up during the dry season, which can well protect biological diversity. The disadvantage is that it destroys its ecological structure and groundwater system, wastes a lot of manpower and material resources, and is also a very dangerous behavior.
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The advantage is that even in dry times, there is no shortage of water due to the deep digging. The downside is that this will destroy the stability and safety of the corresponding structure, and cause damage to the groundwater.
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The advantage is that the waterway will be more open, safer, easier to ship, and the number of transports will increase.
The disadvantage is that it seriously damages the ecology and consumes a lot of manpower, material and financial resources.
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If only it were as deep as Lake Baikal! Alas
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