نتایج جستجو برای: bth

تعداد نتایج: 344  

2015
Sofia Swartz Anette Pettersson Peter Linde Anna Stockmann Kent Pettersson Eva Norling Lena Petersson

During March 2015, the Blekinge Institute of Technology library carried out an interview survey comprising around 36 senior researchers and postdocs mainly in engineering sciences, with the objective to get a picture of how research data is managed at BTH and to find out what the researcher attitudes are to sharing data. The survey showed that most researchers in the study were positive to shar...

Journal: :Remote Sensing 2021

Urban agglomeration is an advanced spatial form of integrating cities, resulting from the global urbanization recent decades. Understanding spatiotemporal patterns and evolution great importance for improving urban management. This study used continuous time-series NTL data 2000 to 2018 combined with land-use images investigate in three most developed agglomerations China over past two decades:...

Journal: :Environmental Research Letters 2021

In 2018, the Beijing–Tianjin–Hebei (BTH) area launched Blue Sky Protection Campaign (BSPC) to control atmospheric pollution. CO2 emissions could be significantly reduced due co-effects of implementing BSPC. This paper employs Greenhouse Gas and Air Pollution Interactions Synergies Asia model quantitatively evaluate reductions when BSPC in BTH region. The results indicate that can by 20.7 Mt (eq...

Journal: :Theoretical and Applied Climatology 2021

The risk of urban waterlogging is increasing with global climate change and rapid urbanization, especially for agglomeration like Beijing-Tianjin-Hebei (BTH) region. In this study, we obtain the index BTH considering hazard, exposure, vulnerability factors, assess risks in built-up area two periods (1961–1990 1991–2019). We analyze economic social data as well from 149 meteorological observatio...

Journal: :International Journal of Climatology 2021

Based on the daily average concentration of PM2.5, 15 typical persistent heavy pollution episodes (PHPEs) in Beijing–Tianjin–Hebei (BTH) region during winters 2013–2019 are identified. And then impact intra-seasonal variations 200-hPa subtropical westerly jet (SWJ) PHPEs is investigated. The results show that SWJ affects lifecycle BTH mainly through meridional shift and intensity variation. In ...

Journal: :Land 2021

Land ecological security (LES) is a cornerstone of sustainable development, and the study LES evaluation has become hot field in problems. The coordinated development Beijing–Tianjin–Hebei (BTH) region one China’s national strategies. With urbanization industrialization, conflicts between people land this area are increasingly prominent, there large regional differences quality. To evaluate reg...

Journal: :Sustainability 2021

Cities in an urban agglomeration closely interact with each other through various flows. Information flow, as one of the important forms interactions, is now increasingly indispensable fast development informatics technology. Thanks to its timely, convenient, and spatially unconstrained transmission ability, information flow has obvious spillover effects, which may strengthen interaction furthe...

Journal: :Sustainability 2023

The coordinated development of Beijing–Tianjin–Hebei (BTH) is a major regional strategy in China that aims to alleviate Beijing’s non-capital functions and address the “big city disease”. Understanding spatial distribution changing trends industrial BTH critical for achieving BTH’s goals. In particular, it important assess effectiveness at level. This study utilized 2013 2018 economic census da...

Journal: :Atmosphere 2021

Restrictions on human activities remarkably reduced emissions of air pollutants in China during the COVID-19 lockdown periods. However, distinct responses O3 concentrations were observed across China. In Beijing–Tianjin–Hebei (BTH) and Yangtze River Delta (YRD) regions, enhanced by 90.21 71.79% from pre-lockdown to periods 2020, significantly greater than equivalent for same over 2015–2019 (69....

Journal: :Aerosol and Air Quality Research 2022

Simultaneous observations of carbonaceous aerosols in multiple cities are great significance for a comprehensive understanding the level aerosol pollution Beijing-Tianjin-Hebei (BTH) region. In this study, PM2.5 samples were collected simultaneously Beijing (BJ), Tianjin (TJ), and Shijiazhuang (SJZ) during 2017–2018 heating season, contents organic carbon (OC) elemental (EC) measured. The mean ...

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