根据世界气象组织的预测,创纪录高温的厄尔尼诺现象正在进一步加强,并将至少持续到2027年1。这一天气现象已对全球多个地区造成显著影响,从野火频发到降水异常,威胁着农业生产和公众健康。
印度尼西亚正经历自2015年以来最严重的野火季节,自1月以来至少有895,657公顷土地被焚毁,约为前一年烧毁面积的两倍1。受烟霾影响,约175,000人患上呼吸道疾病,其中40,000多例为幼儿1。在印度,季风降雨量较平均水平下降13%,东北部地区干旱程度达26%,南部地区达24%1,这种降水不足对农业产量构成直接威胁。
太平洋地区的飓风活动也出现异常活跃。东太平洋已形成22场命名风暴和12场飓风,其中10场为大飓风,超过平均季节全年水平1。飓风波罗的风速达到180英里/小时(285公里/小时),在两个月内第二次出现三场同时存在的太平洋飓风1。与之相比,大西洋飓风活动异常冷清,仅形成1场飓风伊莎亚斯,创下卫星时代以来最晚形成飓风的纪录1。西太平洋热带气旋共10场,创1966年以来单季最高数量1。
The World Meteorological Organization has warned that a record-breaking El Niño is strengthening and will persist until at least 2027, triggering severe weather disruptions across multiple regions worldwide 1. The phenomenon is already reshaping rainfall patterns, hurricane activity, and wildfire seasons with consequences extending from Southeast Asia to the Pacific Basin.
Indonesia is experiencing its most destructive fire season since 2015, with at least 895,657 hectares of land burned since January—roughly double the area destroyed in the previous year 1. The crisis has spilled into public health, with approximately 175,000 people contracting respiratory diseases, including over 40,000 children 1. The eastern Pacific hurricane season has become exceptionally active, producing 22 named storms and 12 hurricanes, including 10 major hurricanes that have already exceeded typical full-year seasonal averages 1. Hurricane Polo reached wind speeds of 180 miles per hour (285 kilometers per hour), marking the second occurrence of three simultaneous Pacific hurricanes within two months 1. In stark contrast, the Atlantic basin has generated only one hurricane, Isaias, setting a satellite-era record as the latest-forming hurricane on record 1.
India's monsoon season has brought rainfall 13 percent below normal levels, with northeastern regions experiencing drought conditions 26 percent worse than average and southern areas 24 percent worse 1. The western Pacific has recorded 10 tropical cyclones this season, the highest single-season count since 1966 1.
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