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2013–2022年黑河流域中下游绿洲荒漠区域碳水通量及气象要素观测数据集

A dataset of carbon and water vapor fluxes and meteorological observations in the middle and lower reaches of the oasis-desert region of the Heihe river basin from 2013 to 2022

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【作者】 徐自为刘绍民车涛任志国谭俊磊张阳

【Author】 XU Ziwei;LIU Shaomin;CHE Tao;REN Zhiguo;TAN Junlei;ZHANG Yang;State Key Laboratory of Earth Surface Processes and Resource Ecology, Faculty of Geographical Science, Beijing Normal University;Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences;

【通讯作者】 刘绍民;

【机构】 北京师范大学地表过程与资源生态国家重点实验室,地理科学学部中国科学院西北生态环境资源研究院

【摘要】 绿洲-荒漠系统碳水循环的观测和研究对绿洲稳定和可持续发展有重要的意义。本研究以黑河流域中游人工绿洲荒漠和下游天然绿洲荒漠区域为研究对象,基于在该区域建立的12个观测站点,系统整理了2013–2022年11套涡动相关仪、12套自动气象站和2组闪烁仪观测获取的碳水通量和气象要素数据。观测项目包括生态系统净碳交换量、蒸散发(潜热通量)、感热通量、空气温度、空气相对湿度、风速、风向、向下/上短波辐射、向下/上长波辐射、净辐射、大气压、降水、红外辐射温度、光合有效辐射、土壤温度与土壤水分廓线、土壤热通量、平均土壤温度等。本数据集经过了严格的数据处理与质量控制,可用于干旱区绿洲荒漠区域生态水文过程、碳水通量变化特征及耦合机制等研究,并为相关模式或遥感产品的真实性检验提供可靠的验证数据。

【Abstract】 The observation and research of carbon and water cycle in oasis and desert systems are of great significance to the stability and sustainable development of oases. This study focuses on the artificial oasisdesert area and natural oasis-desert area in the middle and lower reaches of the Heihe River Basin,respectively. Based on the 12 sites conducted in the region during 2013 to 2022, we processed the carbonwater fluxes and meteorological data carefully from 11 eddy covariance systems, 12 automatic weather stations, and 2 group scintillometers. The observation parameters encompass a wide range of elements,including ecosystem net carbon exchange, evapotranspiration(latent heat flux), sensible heat flux, air temperature, relative humidity, wind speed, wind direction, downward/upward short wave radiation,downward/upward long wave radiation, net radiation, atmospheric pressure, precipitation, infrared radiation temperature, photosynthetic effective radiation, soil temperature and soil moisture profile, soil heat flux and average soil temperature. This dataset was generated after rigorous data processing and quality control, and it can be used to study the ecological hydrological processes, and the characteristics and coupling mechanisms of carbon and water fluxes in oasis-desert areas. Moreover, it can provide a strong data foundation for model simulation or remote sensing estimation results.

【基金】 国家自然科学基金(91125002、42171461)~~
  • 【文献出处】 中国科学数据(中英文网络版) ,China Scientific Data , 编辑部邮箱 ,2024年04期
  • 【分类号】P416
  • 【下载频次】8
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