From the position setting of sightseeing agriculture businesses and ability analysis,this paper analyzes the career action field based on training objectives of sightseeing agriculture major and determines the typical...From the position setting of sightseeing agriculture businesses and ability analysis,this paper analyzes the career action field based on training objectives of sightseeing agriculture major and determines the typical tasks and career action field. According to the major teaching design of career action field,this paper introduces the systematic curriculum system of sightseeing agriculture major based on work flow.展开更多
Introduction:There is a large body of epidemiological evidence showing significantly increased mortality risks from air pollution and temperature.However,findings on the modification of the association between air pol...Introduction:There is a large body of epidemiological evidence showing significantly increased mortality risks from air pollution and temperature.However,findings on the modification of the association between air pollution and mortality by temperature are mixed.Methods:We used a varying coefficient distributed lag model to assess the complex interplay between air temperature and PM_(2.5) on daily mortality in Guangzhou City from 2013 to 2020,with the aim of establishing the PM_(2.5)-mortality association at different temperatures and exploring synergetic mortality risks from PM_(2.5) and temperature on vulnerable populations.Results:We observed near-linear concentrationresponse associations between PM_(2.5) and mortality across different temperature levels.Each 10μg/m^(3)increase of PM_(2.5) in low,medium,and high temperature strata was associated with increments of 0.73%[95%confidence interval(CI):0.38%,1.09%],0.12%(95%CI:−0.27%,0.52%),and 0.46%(95%CI:0.11%,0.81%)in non-accidental mortality,with a statistically significant difference between low and medium temperatures(P=0.02).There were significant modification effects of PM_(2.5) by low temperature for cardiovascular mortality and among individuals 75 years or older.Conclusions:Low temperatures may exacerbate physiological responses to short-term PM_(2.5) exposure in Guangzhou,China.展开更多
基金Supported by Excellent New Major (Sightseeing Agriculture Major) Construction Project of Suzhou Higher Vocational Colleges in 2013
文摘From the position setting of sightseeing agriculture businesses and ability analysis,this paper analyzes the career action field based on training objectives of sightseeing agriculture major and determines the typical tasks and career action field. According to the major teaching design of career action field,this paper introduces the systematic curriculum system of sightseeing agriculture major based on work flow.
基金Supported by the National Natural Science Foundation of China(No.82003552)the Guangdong Basic and Applied Basic Research Foundation(No.2020A1515011161,2021A1515110625,2020A1414010168).
文摘Introduction:There is a large body of epidemiological evidence showing significantly increased mortality risks from air pollution and temperature.However,findings on the modification of the association between air pollution and mortality by temperature are mixed.Methods:We used a varying coefficient distributed lag model to assess the complex interplay between air temperature and PM_(2.5) on daily mortality in Guangzhou City from 2013 to 2020,with the aim of establishing the PM_(2.5)-mortality association at different temperatures and exploring synergetic mortality risks from PM_(2.5) and temperature on vulnerable populations.Results:We observed near-linear concentrationresponse associations between PM_(2.5) and mortality across different temperature levels.Each 10μg/m^(3)increase of PM_(2.5) in low,medium,and high temperature strata was associated with increments of 0.73%[95%confidence interval(CI):0.38%,1.09%],0.12%(95%CI:−0.27%,0.52%),and 0.46%(95%CI:0.11%,0.81%)in non-accidental mortality,with a statistically significant difference between low and medium temperatures(P=0.02).There were significant modification effects of PM_(2.5) by low temperature for cardiovascular mortality and among individuals 75 years or older.Conclusions:Low temperatures may exacerbate physiological responses to short-term PM_(2.5) exposure in Guangzhou,China.
