How to deal with high temperatures in all walks of life?
Author:Chinese network Time:2022.08.21
Source: CCTV News Client
This summer, if you use a keyword to describe it, it is "hot". As of yesterday, the Central Meteorological Observatory has issued a full 30 -day high -temperature warning, and recently it has been the highest -level high -temperature red warning for 8 consecutive days. Along with the heat, it is drought. Some areas in the Yangtze River Basin have not been effective for precipitation for more than 20 days. The maximum intensity, what is the impact of all aspects it brings? How should we deal with it?
How to cope with the to varying degrees of drought in some areas?
Lu Ping, Chief of the Channel Department of the Channel of the Yangtze River: This year's water level retreats to 5.95 meters, resulting in this phenomenon that the rainfall on both sides of the Yangtze River Basin is relatively small, the duration of high temperature and drought is relatively long, and the water level has not rebounded.
With more than 20 years of experience in water work, in Lupine's view, this summer, Yueyang, Hunan, has continued to fall, and the phenomenon of anti -drying during the flood season is rare. This week, he and his colleagues were updated in real time on the channel, and the navigation label location data adjusted due to the decline in water level. The area where the white and red airlines are connected are the safety channels for the ship's driving. Affected by factors such as continuous high -intensity evaporation and small amount of water supply, the water level is getting closer and closer to the alarm line.
There are few water upstream, and the phenomenon of "anti -withered" phenomenon in the Yangtze River Basin has appeared in many places in the Yangtze River Basin. In Chongqing, the large beach of the Jialing River is exposed to the surface, and the citizens can walk under the pier under the bridge of the Jiangxin, and the Jialing River drought into "Jialing Gong". By this Friday, the water level of Xingzi Station of Xingzi Station in Poyang Lake, Jiangxi was retreated to 9.99 meters. At the lowest water level, all the shoe mountain island exposed the water, and the lake bed became an oasis.
High temperature weather is still continuous, and some areas of Hubei have droughts to varying degrees. To this end, the meteorological department will carry out three months of artificial rainfall operations. After nearly 8 hours of waiting, the radar puzzle of the launch point has become yellow. From the view of Ma Chao, the best time for the rain rocket to bounce on the Rocket Rockets has arrived. Soon, Suixian County, including Wushan Town, dropped the long -lost mannish dew.
Ma Chao, director of the Weather Office of Suizhou City: Our rocket is mainly through sowing catalysts in the clouds to increase the water droplets in the clouds and achieve the effect of artificial rainfall. The selection of work points is mainly to stay away from residential areas, stay away from highways and railways. We generally choose to increase the reservoir water storage when rain increases around the large reservoir.
In fact, this comprehensive intensity has reached the strongest high temperature since 1961, and it still played Yuwei in large areas of large -scale land in my country, and high -temperature warnings are still continuing. Among them, some targeted early warning information revealed. Last Friday, Chongqing first issued a "high temperature and heat stroke first warning". Based on meteorological conditions such as temperature and humidity, it predicts the potential impact of high temperature on the human body's heat stroke.
Zhang Yan, deputy director of Chongqing Meteorological Observatory: The highest temperature of more than 8 districts and counties in Chongqing exceeds 40 ° C for 5 consecutive days to issue a high temperature and heat stroke first warning.
On Friday, the Jiangsu Meteorological and Traffic Police Department jointly released the provincial high -temperature forecast to remind people that when the surface temperature is too high, there will be risk of explosive tires. This forecast was named the first title in the country. In fact, my country has been trying to establish a more targeted high temperature and health risk early warning system. Experts said that only the popular public forecasts currently provided can no longer meet the demand. In the future, there will be more targeted forecast services published by different groups.
How to resolve the challenge of high temperature to agriculture?
High temperature and drought have brought huge challenges to agriculture, which has an impact on summer harvest and autumn grains. In order to ensure farmers' reduction of output, the Ministry of Agriculture and Rural Ministry specially sent 25 connection work groups and 12 science and technology teams. What are the challenges?
Since July, some irrigation districts in the south will have drought conditions. In the next two weeks, high temperature weather in the southern southern will continue, bringing severe tests to the production of autumn grain.
On Wednesday, about 50 days before the large area of autumn grains, the expert group and technology team sent by the Ministry of Agriculture and Rural Affairs have carried out instructing drought resistance in key areas. Tension of water resources is the main problem currently facing the affected area.
Vegetable growers Ren Dengxiu: Previously covering a layer of shading net, now covering two layers of shading nets, two layers of seedlings can now maintain half of the seedlings.
Ren Dengxiu has been in Zhaojiaba, Zhuxi Town, Kaizhou District, Chongqing. He has been planting professional cooperatives for 17 years. Planting vegetables such as eggplant, bitter gourd, pepper, loofah and other vegetables, affected by this year's high temperature weather, can be harvested to vegetables in early September, and will not results in early August.
Ren Dengxiu said that in addition to the bitter gourd field and winter melon field, 40 acres of eggplant and 10 acres of loofah were affected. After being hit and attracted water in the nearby river, farmers in Kaizhou District, Chongqing solved the previous irrigation problems, but the continuous high temperature became the primary problem of local vegetable farmers after the lack of water.
In order to restore the losses, Ren Dengxiu can only find some "alternative" vegetables that are suitable for drought and meet the current season. Although Ren Dengxiu strives to restore the losses and replenish the seedlings in winter and autumn, but the weather that does not cool down, the replenishment of vegetable seedlings is also the same. unfavorable.
By discussing with agricultural experts, for the seedlings that are still growing, Ren Dengxiu no longer follows the previous watering habits, try not to pour as much as possible during the day, and water at night. Ren Dengxiu estimates that the loss of her family is more than 500,000. How to make more farmers similar to Ren Dengxiu reduce losses. On Thursday, in response to the current "south drought and north waterlogging" in my country, the Ministry of Finance and the Ministry of Emergency Management urgently issued 470 million yuan in central natural disaster relief funds to support local flood prevention and drought resistance work. Essence As of now, the Ministry of Finance and the Ministry of Emergency Management have pre -allocated the local flood control funds of 1.35 billion yuan, of which 300 million yuan of drought relief funds.
Li Hong, deputy station director of the service station of the Kaizhou District Agricultural Development Service Center: In the face of this extreme weather situation this year, our district agricultural committee is actively connecting the insurance company and strive to include high -temperature drought disasters in the insurance scope next year.
How to balance the sharp growth of electricity consumption between people's livelihood and production?
With the arrival of high temperatures, everyone's electricity consumption has increased sharply. After all, many families have air -conditioned, and the peaks of electricity together have repeatedly broke through the upper limit. So, how to balance between people's livelihood and production?
Ms. Du, a citizen of Chengdu: Recently, it is a high -temperature weather. At about 10:00 in the morning, we will turn on the air conditioner for one to one and a half hours. When the temperature in the house drops to about 27 ° C, we turn off the air conditioner. We will take a part of the ice cubes from the refrigerator and place it in front of the fan to make the blowing wind cooler.
Faced with the extreme electric load brought by high temperature, people living in the Sichuan -Chongqing area invented a lot of power -saving tricks. For example, Miss Luo, who lives alone, the keyword of her power saving is "蹭".
Ms. Luo, a citizen of Chengdu: "” "is because I start a business. Many times I will go out to talk about things, and I will bring my computer and do everything outside the public shopping mall or cafe. When I go home to sleep, it is basically satisfied with 3-4 hours of air conditioning.
Sichuan is a large hydropower province. The long drought in this round is bringing it unprecedented power supply. Data show that the average precipitation of Sichuan this year decreased by 51%compared with the year, and the water volume of the main rivers was 20%to 50%. At present, the total water storage capacity of hydropower projects is only 1.2 billion cubic meters, which is nearly 4 billion less than in previous years.
Zhou Jian, deputy chief engineer of the State Grid Sichuan Provincial Electric Power Company and the Electric Power Scheduling Control Center: 80%of Sichuan Electric Power Supply is derived from hydropower. At present, the main reservoirs such as monkey rock and Changheba have bottomed out. The province's hydropower power generation capacity decreases by more than 50 %.
In order to ensure that people's livelihood use of electricity is not affected, Sichuan urgently increased thermal power generation and requested transmission to external provinces. From 0:00 this Monday to 24:00 on Saturday, in addition to the security load, all industrial power users in the Sichuan Power Grid order of all industrial electricity users will be fully stopped. , Turn off the billboards, landscape lights, long light lights, etc., the entire society has begun low energy consumption operation.
In the face of the grim of the power supply, Sichuan is not only one place in Sichuan. Ningbo, located in the lower reaches of the Yangtze River, started in July. Whenever a large gap is about to have a large gap when the grid is calculated, the invitation to the enterprise is invited. Reward in form. As one of the industries with a large power consumption of Yuyao, a company that produces fire -fighting equipment in the company has a peak of 5 hours a day, which can make 15,000 degrees of electricity, which can work for 5 hours of air -conditioning at 2,000 units.
Yang Jun, general manager of Zhejiang Oluntai Fireproof Equipment Co., Ltd.: After the electricity is used, it only adjusts the production time and will not affect the progress, efficiency and output of production, and adjust to 6 am every day. At the end of July, we received a 36,000 electricity subsidy.
On the other hand, as early as April of this year, Chongqing began to explore the construction of the building Internet of Things, and connected more than 1,300 shopping malls, office buildings, and government administrative buildings to the central air conditioners in the public areas of the administrative building to connect to the power grid unified control. Before the most concentrated Guanyin Bridge business district in Chongqing's central air conditioner, the 31st building air conditioners had been uniformly increased by 1-2 ° C in advance by the intelligent management system, which can temporarily reduce the power load by 7050 kilowatts.
Wang Haoyu, deputy leader of the new power system special working group of the State Grid Chongqing Electric Power Company: In order to ensure the short -term power supply of electricity and load peaks, traditional methods need to build a large number of power generation and transmission and distribution facilities. And inefficient resources.
If you look at the world, you will find that whether Europe or North America is also experiencing the hottest summer. Many climate change experts are emphasizing that 1.5 ° C is the critical value of the global average temperature increase. At present, it has risen 1.11 ° C, and humans are on a very dangerous edge. This summer, the temperature of the Arctic Circle once soared to 32.5 ° C. The ice sheet was accelerating melting. Foreign journalists and researchers even worn T -shirts directly in the Arctic.
Wang Yuanfeng, director of the Carbon Medicine and Strategic Research Center of Beijing Jiaotong University: On the one hand, we can continuously slow down greenhouse gas emissions, reduce high temperature, and minimize climate impact; There are evaluations, prepare our resources, and have better arrangement in advance, so that it is scientific, reasonable and orderly, and long -term construction.
According to the forecast, it is expected that starting next Wednesday, as the cold air falls south, the heat and heat waves in the south will be significantly relieved.In the future, in the face of such a hot summer, individuals can turn the air conditioner to the right temperature and turn off the lights when people are away ... What we can do is to live more energy and environmental protection.(Editor in charge: Chang Shuai Shuai)
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