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【环球财经】《联合国防治荒漠化公约》干旱问题专家采加伊:全球正面临日益严峻的系统性干旱风险
Xin Hua She· 2025-07-04 06:09
Core Insights - The world is entering a new drought period, facing increasingly severe systemic drought risks that impact all sectors and economies globally [1][2] - Drought is no longer just an agricultural issue but a systemic risk affecting social structures and economies [1][2] Drought Characteristics - The frequency of global drought events has increased by 30% from 2000 to 2019, with higher intensity, broader impact, and greater unpredictability [2] - The phenomenon of "sudden drought" is particularly concerning, characterized by rapid onset and deterioration, often without sufficient warning [1][2] Economic Impact - Some countries experience annual losses from drought that can reach up to 10% of their GDP [2] - There is a shift in discussions about drought, focusing more on its economic consequences rather than just its impact on life and livelihoods [2] Response Strategies - Over 80 countries have developed drought response plans, but the challenge lies in effective implementation [2] - Emphasis on improving irrigation technology, promoting drought-resistant crops, and establishing early warning systems is crucial [2] - Transitioning from short-term emergency responses to long-term resilience building is essential [2] Collaborative Efforts - Drought management requires breaking down departmental barriers and fostering cross-level and cross-departmental cooperation among governments, communities, and nations [2] - China's experience in land restoration and drought-resistant technology is being applied in regions like Africa and Central Asia, enhancing international cooperation [3]
中央气象台连发干旱预警,广西、安徽等地平均干旱天数为1961年以来同期最多!本轮旱情为何来得如此迅猛?专家详细解读……
Mei Ri Jing Ji Xin Wen· 2025-05-15 15:26
Core Viewpoint - The recent severe drought in regions such as Guangxi and Henan has raised significant public concern, with meteorological warnings indicating ongoing and developing drought conditions across multiple provinces in China [1][3]. Group 1: Drought Conditions - As of May 14, the Central Meteorological Observatory issued a yellow warning for meteorological drought, with heavy drought conditions reported in provinces like Shaanxi, Henan, and Gansu [1]. - The drought has rapidly developed this year, particularly affecting South China, North China, and the Yangtze River basin, with areas in Shaanxi, Henan, and Jiangsu reaching extreme drought levels [1][3]. - Data from the National Climate Center indicates that from January 1 to May 6, 2025, Guangxi, Anhui, and Jiangsu experienced the highest average number of drought days since 1961 [3]. Group 2: Causes of Drought - The drought is attributed to the seasonal monsoon climate, where rainfall distribution is uneven, leading to insufficient precipitation in northern regions during spring [7]. - Increased evaporation due to rising temperatures in the Northern Hemisphere during spring and summer exacerbates drought conditions [7]. - The phenomenon of "sudden drought" has emerged, indicating that droughts can develop more rapidly than in the past, with the duration of drought conditions shortening significantly [7]. Group 3: Impact on Agriculture - Continuous severe drought conditions are expected to adversely affect agricultural production, particularly in key grain-producing areas [13][14]. - The summer grain production period is critical, and any lack of water could impact crop yields, especially in regions with insufficient irrigation infrastructure [13]. - The Ministry of Finance and the Ministry of Emergency Management have allocated 40 million yuan for drought relief efforts in affected provinces, focusing on ensuring water supply for residents and agricultural needs [14].