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It is not clear that in the future, there will be Qinghai Lake, Crescent Spring, Dead Sea, etc., all of which will disappear due to the dry climate and lack of water supply.
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According to Lal Qibu, deputy director of the Qinghai Provincial Fishery and Animal Husbandry Management Station, at present, the ecological problems that Qinghai Lake urgently needs to solve include the following aspects: First, fishery resources have decreased sharply, and Qinghai Lake is rich in naked carp, also known as Huang Fish, known as one or two a year. Originally, there were about 50,000 tons of fish resources, but since the 80s, overfishing and poaching have caused a sharp decline in fish resources, and it is estimated that there are about 7,500 tons of fish in Qinghai Lake, but this number is still shrinking.
To this end, Qinghai Province has implemented a zero-fishing plan since this year, hoping to save these "treasures" who had saved Qinghai people in the era of severe disasters.
Second, the water level of Qinghai Lake has fallen. According to Dorje Cairang, deputy director of the Qinghai Provincial Department of Agriculture, the water supply of Qinghai Lake is mainly due to river water and precipitation, but the evaporation of Qinghai Lake is very large, with an average annual evaporation of cubic meters of lake surface. At the same time, artificial water consumption such as farming and irrigation has reduced the amount of water entering the lake, coupled with overgrazing of pastures and grassland degradation in the Qinghai Lake basin, which has damaged the water retention conditions of Qinghai Lake.
It is said that in the next 103 years, the water level of the lake will drop by another meter, and the lake will shrink by 505 square kilometers.
In addition, the serious degradation of grassland vegetation and the destruction of the ecological environment of Bird Island also endanger the beauty of Qinghai Lake.
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Crescent Spring: The formation of the crescent spring mainly depends on three factors: the geological structure of the crescent spring itself, the topographic conditions of the low-lying land and the regional groundwater level of high positioning. At the end of the 40s of the last century, the groundwater level of Dunhuang City and its southern area is about 10 meters higher than the current water level, under the condition of this higher water level, the groundwater in the northwest plain area overflows in the depression with lower terrain after entering the spring area through underground runoff, forming the crescent spring, the higher regional groundwater level is an important condition for the formation of the crescent spring, and it is also the basic guarantee that the crescent spring is not dry for thousands of years.
Historically, the crescent moon spring not only "never dried up", but also had a great water surface and depth. It is recorded that during the Qing Dynasty, large ships could still run here. At the beginning of the 20th century, people came here to fish, and their travelogue said:
The water of the pond is extremely deep, and its bottom is sandy, and it is unfathomably deep. "Crescent Spring in the limited historical records and poems and songs, has always been the rippling blue waves, the shallow bottom of the fish, the abundant aquatic plants, and the Mingsha Mountain, in the local people have the ironback fish, the seven star grass and the five-color sand three treasures of the saying. Until 1960, there was no major change in the spring water, the maximum water depth was 9 meters, and the lake area was acre.
In the mid-70s, the local reclamation and irrigation and the destruction of surrounding vegetation and soil erosion in recent years led to a sharp drop in the groundwater level in Dunhuang. As a result, the water level of the crescent spring dropped sharply. The lowest amount of water stored was in 1985, when the average depth of the crescent spring was only 0 7 to 0 8 meters.
Due to the lack of water, the spring dried up at that time and people could leave, and the crescent spring also formed two small springs that no longer formed a crescent shape. This makes "whether the crescent moon spring will disappear tomorrow" the focus of many people's attention. Since then, the city of Dunhuang has adopted a variety of ways to replenish the water of the crescent spring.
Qinghai Lake. The ancient city of Loulan.
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Qinghai Lake, Crescent Spring, Dead Sea, etc., all of them will disappear due to the dry climate and lack of recharge water.
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Guloulan. Baotu Spring stops.
People wash sheepskins in the Peacock River.
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Crescent Spring. Baotu Spring stops.
Qinghai Lake. The ancient city of Loulan.
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Crescent Moon Spring Dongting Lake.
You can search for content on both of these areas.
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Aral Sea is happening for example.
You can go to the encyclopedia to check
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Imagine and express: "If I am the old man of the century, how can I tell the vicissitudes of Lop Nur in the past century?" ”
2 The history of my upbringing is the history of Lop Nur's ups and downs.
3 From birth 20 years old (Since Sven Hedin discovered the fairy lake, the imagination should be rich, evoked, anthropomorphic, and emotional. )
From 20 years old to 60 years old (deduct two diversions, "four blind" hazards, re-erect the celebration point to talk about the destruction of Lop Nur by humans. )
From the age of 60 loo (deducting the good memories of my youth and youth, looking for the world back, missing, worrying, and haunting the hometown landscape. Association, begging God to give me another hundred years, Yu Lian held the first hundred years of Lop Nur to raise me, and the next hundred years, I want to repay Lop Nur. )
Example: I am 100 years old this year, and when I was a child, my family lived on the shore of Lop Nur Lake. We watched wild ducks frolicking on the water, we listened to the birds singing in the air, and ah, the sun was so shining, the sky was so beautiful, and the lake was so vast!
I heard the old man say, how terrible the Taklamakan Desert is, it is still far away, we are a place where the gods live. Rows of poplar forests, like the green Great Wall, green grass everywhere, herds of cattle and horses, when the summer is ripe, the fields are rolling with golden wheat waves, the family is very well-off, Xinjiang is a good place, and our Lop Nur is also a good place.
But the good times didn't last long, when I was 25 years old, that is, in 1925, the Kuomintang ** didn't know why, but wanted to divert the Tarim River and let the river flow north into the Peacock River and flow into Lop Nur. In those years, I was young and strong, and I was also pulled to work as a river worker, and I built dams and rivers. The Tarim River was diverted, the water on our village was cut off, the wind and sand were flying, the fields could not be planted, and the days could not be lived, so we had to leave the homes where we had lived for generations.
Xinjiang was liberated, and the course of the Tarim River was changed, and I heard that the area of my hometown was better for a while. You ask me why Lop Nur has disappeared without a trace, alas, people were stupid at that time, they didn't know what ecology was not ecological at all, the construction of the frontier, the enthusiasm was quite high, the team was mighty, and the geological team found many underground mineral deposits in the Tarim River Basin, reclaimed farmland, opened mines and set up factories, so lively, cultivated land to water, mining to water, here to build reservoirs, there to build diversion canals, the river water is flowing loudly, flowing to farmland, flowing to mines, there is really a thriving atmosphere. Unexpectedly, the lower reaches of the Tarim River suffered, and the waters of Lop Nur shrank day by day, and finally dried up completely.
Not long ago, I worked as a guide for the expedition team, and I went to the place where I lived when I was a child, where there was not even a single grass, not even a bird, let alone a poplar forest, looking at the collapsed poplar forest, I felt distressed, the poplar tree I also planted with my own hands, and the sweat of my ancestors was in vain! Looking at the vast desert, I felt distressed, I squatted down and grabbed a handful of yellow sand, and said to the expedition members, you can't imagine, 80 years ago, this was my childhood paradise.
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Folk tale "The Mystery of Lop Nur - Part II".
Lop Nur is a lake in the southeastern part of China's Xinjiang Uygur Autonomous Region, known as the "Ear of the Earth." Located in the northeast of Ruoqiang County, Lop Nur was once the second largest inland lake in China, reaching an altitude of 780 meters. >>>More
In the days when I was with Lop Nur every day, more than 100 years have passed. In the past 100 years, I have also witnessed the vicissitudes of Lop Nur for a hundred years, and the fairyland-like Lop Nur really can't come back? >>>More
Lop Nur, The Vanishing Fairy Lake is a reportage that begins with a vivid depiction of the desert scene of Lop Nur today, and then traces the beautiful scenes of history. Then it focuses on the reason for the demise of Lop Nur, and then specifically shows the desert scene of Lop Nur today. Finally, by extension, when it comes to the decline of Qinghai Lake and the crescent moon rolling spring, a strong appeal for saving the ecological environment is issued at the end of the article. >>>More
Lop Nur did not disappear.
Lop Nur is located in the Taklamakan Desert in the eastern part of the Tarim Basin in Xinjiang, deep inland, is a former salt lake in northwest China, according to investigation, the formation of Lop Nur has a history of more than 20,000 years, before the fifties of the twentieth century, the area of Lop Nur reached 2,000 square kilometers. >>>More
There are different opinions, and I don't know which one is true. >>>More