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总结
美国西部本季出现“雪旱”，多地山地积雪显著低于常年，部分风暴带来偏暖降水，更多以降雨而非降雪出现，反而加剧雪量不足。雪pack偏低令春夏融雪补给减少，水库回蓄和供水分配面临压力，公共部门担心夏季生活用水、农业灌溉与水电供给受影响，并可能抬升野火风险。专家指出，零散降雨难以替代稳定的积雪储水功能，水资源紧张或延续至旱季。
正文
The western US is in a snow drought, raising fears for summer water supplies CNN Where's the snow? For these places, there hasn't been much this season. The Washington Post The western US is in a snow drought, and storms have been making it worse The Conversation Why the rain might not solve Utah's water problems this season FOX 13 News Utah Snow Drought Current Conditions and Impacts in the West Drought.gov
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