高温干旱

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河南7月平均气温破64年最高纪录,农业生活用水是否被影响?何时缓解?
Yang Shi Wang· 2025-08-05 01:33
Core Insights - Henan province is experiencing extreme high temperatures, with an average temperature of 30.5°C in July, which is 3.2°C higher than the normal average and the highest since 1961 [1][2] - The province has issued an orange heat warning, predicting temperatures above 37°C in many areas, with some regions potentially exceeding 40°C [2][3] - The drought conditions are severe, with a significant reduction in rainfall, leading to extensive agricultural impacts [2][4] Weather Conditions - July saw an average precipitation of 79.5mm, over 50% less than the normal amount, with some areas like Zhumadian receiving only 6mm, a 96% decrease [2] - Approximately 41% of monitoring stations report severe drought conditions, with some areas experiencing extreme drought [3] Agricultural Impact - The drought has affected 1.63 million acres of crops, with 398,000 acres experiencing severe drought conditions [2] - Farmers are adopting "night irrigation" techniques to combat the heat during critical growth periods for corn [4] Water Usage and Conservation - Residents are implementing water-saving measures, such as reusing water for multiple purposes, to cope with the drought [5][6] - Despite the drought, the availability of drinking water remains stable for most households [6] Government Response - The provincial government has initiated extensive irrigation efforts, with 1.08 million acres of crops receiving drought relief irrigation [7] - Water resources have been mobilized, with over 9 billion cubic meters of water allocated for irrigation [7] Future Weather Outlook - The current high-temperature conditions are characterized by a high number of hot days and a humid heat sensation [8][9] - Forecasts indicate a potential decrease in high temperatures with increased rainfall expected starting August 6 [13]
高温干旱持续 夏收欢喜夏播忧
Si Chuan Ri Bao· 2025-05-23 03:24
Core Viewpoint - The article discusses the current agricultural situation in Sichuan, focusing on the summer harvest and planting amid ongoing high temperatures and drought conditions, highlighting the progress and challenges faced by farmers in the region [3][4][6]. Group 1: Summer Harvest Progress - As of May 20, Sichuan has harvested 30.185 million acres of small spring grains and oils, nearing 80% of the total planted area [4] - Wheat, a key summer grain, has been harvested on approximately 6.2 million acres, accounting for two-thirds of the planted area, while rapeseed harvest covers nearly 2 million acres, representing 90% of its planted area [4] - The summer harvest is expected to conclude by the end of May, slightly ahead of previous years [4] Group 2: Summer Planting Progress - By May 20, Sichuan has completed the planting of 56.832 million acres of major summer crops, exceeding 70% of the planting plan [6] - Rice planting has reached 21.06 million acres, surpassing 75% of the planned area, while other crops like sorghum and spring soybeans have also met their annual planting targets [6] - If weather conditions remain favorable, Sichuan aims to complete summer planting by early June [6] Group 3: Weather Impact - The ongoing high temperatures and drought conditions have led to increased water requirements for newly planted crops, with some farmers reporting a 10-20% increase in water usage [7][8] - As of May 19, the Ministry of Water Resources has initiated a level IV drought emergency response for Sichuan due to the dry conditions affecting the northern basin and southern regions [7] - The drought has been classified with varying severity across 67 weather stations, impacting crop growth and necessitating additional irrigation efforts [7][9] Group 4: Mitigation Strategies - The Water Resources Department is closely monitoring drought developments and accelerating water management efforts to enhance irrigation supply [9] - Local authorities are advised to pay attention to weather changes and consider artificial rainfall to support soil moisture and crop planting [9]
今年首个影响海南的热带气旋或出现在6月中旬
Hai Nan Ri Bao· 2025-05-07 01:03
Core Insights - The 2025 flood season in Hainan is projected to last from May 15 to November 15, with the first tropical cyclone expected around mid-June [1] - A total of 6 to 8 tropical cyclones are anticipated to affect Hainan during the flood season, with 4 to 5 impacting Hainan Island and 1 to 2 making landfall [1] - The last tropical cyclone affecting Hainan is expected to occur in mid-December, with the overall intensity of cyclones close to the historical average [1] Weather Trends and Preparedness - The average temperature during the flood season is expected to be higher than usual, with potential for phase-specific high-temperature droughts [2] - Increased focus on safety measures and public awareness regarding severe convective weather is necessary due to its frequency and potential for damage [2] - The risk of typhoons and regional heavy rainfall is anticipated to be slightly higher than in 2023 and the historical average, necessitating early preventive measures [2]