Characteristics of thunderstorm outflows in Beijing urban area
نویسندگان
چکیده
منابع مشابه
Population Exposure to PM2.5 in the Urban Area of Beijing
The air quality in Beijing, especially its PM2.5 level, has become of increasing public concern because of its importance and sensitivity related to health risks. A set of monitored PM2.5 data from 31 stations, released for the first time by the Beijing Environmental Protection Bureau, covering 37 days during autumn 2012, was processed using spatial interpolation and overlay analysis. Following...
متن کاملThunderstorm outflows preceding epidemics of asthma during spring and summer.
BACKGROUND A study was undertaken to assess the importance of thunderstorms as a cause of epidemics of asthma exacerbations and to investigate the underlying mechanism. METHODS A case control study was performed in six towns in south eastern Australia. Epidemic case days (n = 48) and a random sample of control days (n = 191) were identified by reference to the difference between the observed ...
متن کاملSpatial and Social Characteristics of Urban Transportation in Beijing
Beijing lies on the northeastern margin of the North China Plain. The spatial organization of this city is characterized by the continuous addition of ring roads. Today Beijing has five rings completed for public use. The first ring circles the Forbidden City (the palace of the emperors). Because the area has no dense residential areas and few employees, the ring does not carry heavy regional t...
متن کاملNeural tube defects in Beijing-Tianjin area of China. Urban-rural distribution and some other epidemiological characteristics.
Records in the obstetric wards and nurseries of 18 hospitals were reviewed and studied epidemiologically, covering about 210,000 deliveries and 1000 cases of neural tube defects (NTD). All live and still births occurred in the period 1970-84. Following the NTD classification used by Koch (1984), our case series consisted of anencephalus 50.3%, spina bifida 44.2%, and NTD with other system defec...
متن کاملCharacteristics and Health Risk of BTEX at Selected Different Microenvironments in an Industrial-Urban Area, Iran
The present study monitors BTEX concentration in outdoor and indoor air of eight different microenvironments during summer 2017 and winter 2018 at Asaloyeh city, Iran's energy capital. It samples BTEX compounds by charcoal tubes, analyzing the samples by means of a gas chromatograph with a flame ionization detector. According to the obtained results, outdoor concentrations of BTEX have been hig...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Wind Engineering and Industrial Aerodynamics
سال: 2019
ISSN: 0167-6105
DOI: 10.1016/j.jweia.2019.104011