Regional sustainable development necessitates a holistic understanding of spatiotemporal variations in ecosystem carbon storage(ECS),particularly in ecologically sensitive areas with arid and semi-arid climate.In this...Regional sustainable development necessitates a holistic understanding of spatiotemporal variations in ecosystem carbon storage(ECS),particularly in ecologically sensitive areas with arid and semi-arid climate.In this study,we calculated the ECS in the Ningxia Section of Yellow River Basin,China from 1985 to 2020 using the Integrated Valuation of Ecosystem Services and Tradeoffs(InVEST)model based on land use data.We further predicted the spatial distribution of ECS in 2050 under four land use scenarios:natural development scenario(NDS),ecological protection scenario(EPS),cultivated land protection scenario(CPS),and urban development scenario(UDS)using the patch-generating land use simulation(PLUS)model,and quantified the influences of natural and human factors on the spatial differentiation of ECS using the geographical detector(Geodetector).Results showed that the total ECS of the study area initially increased from 1985 until reaching a peak at 402.36×10^(6) t in 2010,followed by a decreasing trend to 2050.The spatial distribution of ECS was characterized by high values in the eastern and southern parts of the study area,and low values in the western and northern parts.Between 1985 and 2020,land use changes occurred mainly through the expansion of cultivated land,woodland,and construction land at the expense of unused land.The total ECS in 2050 under different land use scenarios(ranked as EPS>CPS>NDS>UDS)would be lower than that in 2020.Nighttime light was the largest contributor to the spatial differentiation of ECS,with soil type and annual mean temperature being the major natural driving factors.Findings of this study could provide guidance on the ecological construction and high-quality development in arid and semi-arid areas.展开更多
为探究葡萄酒生产废弃物资源化利用的历史演变规律和应用现状,从主观判断转向客观计量,以Web of Science与中国知网的文献资料为数据源,借助CiteSpace文献计量工具,充分挖掘2000—2020年葡萄酒生产废弃物资源化利用研究领域的发展脉络...为探究葡萄酒生产废弃物资源化利用的历史演变规律和应用现状,从主观判断转向客观计量,以Web of Science与中国知网的文献资料为数据源,借助CiteSpace文献计量工具,充分挖掘2000—2020年葡萄酒生产废弃物资源化利用研究领域的发展脉络、论文分布及研究热点。结果显示,葡萄酒生产废弃物资源化利用研究经历了萌芽、兴起和扩散3个阶段,国际相关研究较多,应用领域广泛,研究主题逐步从探究其废弃物组成、性质等向资源化利用转移,呈现出3个方面的研究趋势:如何进行葡萄酒生产废弃物的处理是永恒的研究主题,欧美国家在该领域发挥了重要作用;葡萄酒生产废弃物资源化利用是未来葡萄酒相关行业的研究重点;可持续发展将是葡萄酒生产废弃物相关研究的基本思想。国内关于葡萄酒生产废弃物资源化利用的研究总体关注度相对不高,科学技术不能充分应用,但目前的研究重点也正在向资源化利用方向转变。展开更多
基金supported by the Innovation Projects for Overseas Returnees of Ningxia Hui Autonomous Region-Study on Multi-Scenario Land Use Optimization and Carbon Storage in the Ningxia Section of Yellow River Basin(202303)the National Natural Science Foundation of China(42067022,41761066)the Natural Science Foundation of Ningxia Hui Autonomous Region,China(2022AAC03024)。
文摘Regional sustainable development necessitates a holistic understanding of spatiotemporal variations in ecosystem carbon storage(ECS),particularly in ecologically sensitive areas with arid and semi-arid climate.In this study,we calculated the ECS in the Ningxia Section of Yellow River Basin,China from 1985 to 2020 using the Integrated Valuation of Ecosystem Services and Tradeoffs(InVEST)model based on land use data.We further predicted the spatial distribution of ECS in 2050 under four land use scenarios:natural development scenario(NDS),ecological protection scenario(EPS),cultivated land protection scenario(CPS),and urban development scenario(UDS)using the patch-generating land use simulation(PLUS)model,and quantified the influences of natural and human factors on the spatial differentiation of ECS using the geographical detector(Geodetector).Results showed that the total ECS of the study area initially increased from 1985 until reaching a peak at 402.36×10^(6) t in 2010,followed by a decreasing trend to 2050.The spatial distribution of ECS was characterized by high values in the eastern and southern parts of the study area,and low values in the western and northern parts.Between 1985 and 2020,land use changes occurred mainly through the expansion of cultivated land,woodland,and construction land at the expense of unused land.The total ECS in 2050 under different land use scenarios(ranked as EPS>CPS>NDS>UDS)would be lower than that in 2020.Nighttime light was the largest contributor to the spatial differentiation of ECS,with soil type and annual mean temperature being the major natural driving factors.Findings of this study could provide guidance on the ecological construction and high-quality development in arid and semi-arid areas.
文摘为探究葡萄酒生产废弃物资源化利用的历史演变规律和应用现状,从主观判断转向客观计量,以Web of Science与中国知网的文献资料为数据源,借助CiteSpace文献计量工具,充分挖掘2000—2020年葡萄酒生产废弃物资源化利用研究领域的发展脉络、论文分布及研究热点。结果显示,葡萄酒生产废弃物资源化利用研究经历了萌芽、兴起和扩散3个阶段,国际相关研究较多,应用领域广泛,研究主题逐步从探究其废弃物组成、性质等向资源化利用转移,呈现出3个方面的研究趋势:如何进行葡萄酒生产废弃物的处理是永恒的研究主题,欧美国家在该领域发挥了重要作用;葡萄酒生产废弃物资源化利用是未来葡萄酒相关行业的研究重点;可持续发展将是葡萄酒生产废弃物相关研究的基本思想。国内关于葡萄酒生产废弃物资源化利用的研究总体关注度相对不高,科学技术不能充分应用,但目前的研究重点也正在向资源化利用方向转变。
