近50年来青藏高原及其周边地区潜在蒸散发变化特征及其突变检验

姚天次, 卢宏玮, 于庆, 冯玮

Potential Evapotranspiration Characteristic and Its Abrupt Change Across the Qinghai-Tibetan Plateau and Its Surrounding Areas in the Last 50 Years

Tianci Yao, Hongwei Lu, Qing Yu, Wei Feng

图1 青藏高原及其缓冲区地势、生态地理分区与气象站点分布 HIB1：果洛那曲高原山地高寒灌丛草甸区，HIC1：青南高原宽谷高寒草甸草原区，HIC2：羌塘高原湖盆高寒草原区，HIIAB1：川西藏东高山深谷针叶林区，HIIC1：祁连青东高山盆地针叶林、草原区，HIIC2：藏南高山谷地灌丛草原区，HIID1：柴达木盆地荒漠区，HIID2：昆仑北翼山地 荒漠区，HIID3：阿里山地荒漠区，IID2：阿拉善与河西走廊荒漠区，IIIB4：汾渭盆地落叶阔叶林、人工植被区，IIIC1：黄土高原中北部草原区，IIID1：塔里木盆地荒漠区，IVA2：秦巴山地常绿落叶阔叶林混交林区，VA4：四川盆地常绿阔叶林、人工植被区，VA5：云南高原常绿阔叶林、松林区，VA6：东喜马拉雅南翼山地季雨林、常绿阔叶林区，VIA2：闽粤桂低山平原常绿阔叶林、人工植被区

Fig.1 Topography and eco-geographic regionalization of the Qinghai-Tibetan Plateau and its surrounding areas, and the location of meteorological stations HIB1: Guoluo and Naqu plateau and mountain alpine shrub-meadow region, HIC1: South Qinghai plateau and wide valley alpine meadow-steppe region, HIC2: Qiangtang plateau lake basin alpine steppe region, HIIAB1: West Sichuan and east Xizang high mountain and deep valley coniferous forest zone, HIIC1: Qilian Mountains of east Qinghai high mountain and basin coniferous forest and steppe region, HIIC2: South Xizang high mountain and valley shrub-steppe region, HIID1: Qaidam Basin desert region, HIID2: North Kunlun mountain desert region, HIID3: Ngari mountain desert region, IID2: Alxa and Hexi Corridor desert region, IIIB4: Fenhe and Weihe river basins deciduous broad-leaved forest and cultivated vegetation region, IIIC1: North and central Loess steppe region, IIID1: Tarim Basin desert region, IVA2: Qinling and Bashan mountains evergreen and deciduous broad-leaved forest region, VA4: Sichuan Basin evergreen broad-leaved forest and cultivated vegetation region, VA5: Yunnan Plateau evergreen broad-leaved forest and pine forest region, VA6: South of east Himalaya mountain seasonal rainforest evergreen broad-leaved forest region, VIA2: Fujian, Guangdong and Guangxi (South China) low mountain and plain evergreen broad-leaved forest and cultivated vegetation region