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世界气象组织(WMO):2025年全球气候状况报告(中译版)(46页).pdf

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1、State of the Global Climate 2025WMO-No.1391WMO-No.1391 World Meteorological Organization,2026The right of publication in print,electronic and any other form and in any language is reserved by WMO.Short extracts from WMO publications may be reproduced without authorization,provided that the complete

2、source is clearly indicated.Editorial correspondence and requests to publish,reproduce or translate this publication in part or in whole should be addressed to:Chair,Publications BoardWorld Meteorological Organization(WMO)7 bis,avenue de la PaixP.O.Box 2300CH-1211 Geneva 2,SwitzerlandISBN 978-92-63-

3、11391-7https:/doi.org/10.59327/WMO/S/CRI/SOC1The designations employed and the presentation of material herein do not imply the expression of any opinion whatsoever on the part of the Secretariats of WMO or the United Nations concerning the legal status of any country,area or territory,or of its aut

4、horities,or concerning the delimitation of its borders.The depiction and use of boundaries,geographic names and related data on maps and in lists,tables,documents and databases herein are not warranted to be error-free and do not imply official endorsement or acceptance by WMO or the United Nations.

5、The mention of specific companies or products does not imply that they are endorsed or recommended by WMO in preference to others of a similar nature which are not mentioned or advertised.The findings,interpretations and conclusions expressed in WMO publications with named authors are those of the a

6、uthors alone and do not necessarily reflect those of WMO or its Members.Tel.:+41(0)22 730 84 03 Email:publicationswmo.int3State of the Global Climate 2025 ContentsScope .4Summary .5Key indicatorsAtmospheric carbon dioxide .6Global mean near-surface temperature .8Ocean heat content .10 Global mean se

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1. **温室气体浓度创新高**:2024年大气二氧化碳浓度达423.9 ppm(较工业化前增152%),甲烷和氧化亚氮浓度也创80万年来新高,2025年持续上升。 2. **全球温度持续攀升**:2025年全球均温较1850-1900年平均升高1.43°C,为史上第二或第三暖年,过去11年为最暖序列。 3. **海洋热含量与海平面上升**:2025年海洋热含量(上层2000米)创纪录,近20年增温速率是1960-2005年的两倍;全球海平面较1993年上升11厘米,2012年后加速至4.75毫米/年。 4. **冰川与海冰萎缩**:2024/2025年冰川质量损失为1950年以来第五低,北极海冰面积创卫星时代最低或次低纪录,南极海冰连续四年为最低。 5. **极端事件与影响**:2025年发生多起极端天气(如巴基斯坦洪灾、欧洲热浪),气候变暖加剧健康风险、粮食不安全和人口迁移。
气候变暖有多快? 海洋为何持续升温? 极端天气为何频发?
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