On November 15, China and USA reached the accession agree-ment on China’s entry into WTO, which indicates that China’s bid for WTO membership took a signifi-cant step closer to the global trade club. WTO entry will ...On November 15, China and USA reached the accession agree-ment on China’s entry into WTO, which indicates that China’s bid for WTO membership took a signifi-cant step closer to the global trade club. WTO entry will bring展开更多
With the sustained growth of the economy and significant changes in social demographics,the issue of elderly-related diseases has increasingly drawn attention,particularly.Alzheimer’s disease(AD),as a representative ...With the sustained growth of the economy and significant changes in social demographics,the issue of elderly-related diseases has increasingly drawn attention,particularly.Alzheimer’s disease(AD),as a representative disease of neurodegenerative diseases,has become a major challenge,affecting the health and quality of life of the elderly population severely.In recent years,the incidence,prevalence and mortality rates of AD have increased in China,imposing substantial economic burdens on families,society and the entire healthcare system.To proactively address this challenge and respond to the national‘Healthy China Action’initiative,leading experts from authoritative institutions jointly authored the China Alzheimer Report 2025.Building on previous editions,this report updates epidemiological data on AD in China,thoroughly analyses the latest economic burdens of the disease and comprehensively evaluates the current status of AD diagnosis and treatment services,as well as the allocation of public health resources in our country.Its release reflects China’s progress in AD research and prevention,underscores societal concern for elderly health and aims to provide scientific guidance and data support for AD prevention,diagnosis and treatment.It also facilitates academic exchanges and cooperation,enhancing public awareness and promoting active participation in elderly healthcare,towards achieving‘healthy ageing’in China.展开更多
BACKGROUND Monkeypox(Mpox),is a disease of global public health concern,as it does not affect only countries in western and central Africa.AIM To assess Burundi healthcare workers(HCWs)s’level of knowledge and confid...BACKGROUND Monkeypox(Mpox),is a disease of global public health concern,as it does not affect only countries in western and central Africa.AIM To assess Burundi healthcare workers(HCWs)s’level of knowledge and confidence in the diagnosis and management of Mpox.METHODS We conducted a cross-sectional study via an online survey designed mainly from the World Health Organization course distributed among Burundi HCWs from June-July 2023.The questionnaire comprises 8 socioprofessional-related questions,22 questions about Mpox disease knowledge,and 3 questions to assess confidence in Mpox diagnosis and management.The data were analyzed via SPSS software version 25.0.A P value<0.05 was considered to indicate statistical significance.RESULTS The study sample comprised 471 HCWs who were mainly medical doctors(63.9%)and nurses(30.1%).None of the 22 questions concerning Mpox knowledge had at least 50%correct responses.A very low number of HCWs(17.4%)knew that Mpox has a vaccine.The confidence level to diagnose(21.20%),treat(18.00%)or prevent(23.30%)Mpox was low among HCWs.The confidence level in the diagnosis of Mpox was associated with the HCWs’age(P value=0.009),sex(P value<0.001),work experience(P value=0.002),and residence(P value<0.001).The confidence level to treat Mpox was significantly associated with the HCWs’age(P value=0.050),sex(P value<0.001),education(P value=0.033)and occupation(P value=0.005).The confidence level to prevent Mpox was associated with the HCWs’education(P value<0.001),work experience(P value=0.002),residence(P value<0.001)and type of work institution(P value=0.003).CONCLUSION This study revealed that HCWs have the lowest level of knowledge regarding Mpox and a lack of confidence in the ability to diagnose,treat or prevent it.There is an urgent need to organize continuing medical education programs on Mpox epidemiology and preparedness for Burundi HCWs.We encourage future researchers to assess potential hesitancy toward Mpox vaccination and its associated factors.展开更多
1 In a world filled with more“stuff”than we need,sharing libraries are emerging as a solution to both environmental and economic concerns.Unlike traditional libraries,these“libraries of things”offer a variety of i...1 In a world filled with more“stuff”than we need,sharing libraries are emerging as a solution to both environmental and economic concerns.Unlike traditional libraries,these“libraries of things”offer a variety of items for borrowing,often for free or at a low cost.2 For example,the Oxford Maternity Clothes Library provides expectant mothers with free maternity wear,while the Warwick Toy Library allows locals to borrow toys and even reserve them online.The Tool Library in Wolverhampton offers gardening and DIY equipment,and the Share Shed in Devon has over 350 items available.Nappy libraries also provide parents with reusable cloth nappies(尿布),reducing costs and waste.展开更多
On November 26,2021,a novel lineage (B.1.1.529) was categorized as the fifth virus of concern (VOC) and named Omicron by World Health Organization (WHO).Patients infected with COVID-19 Omicron variant are reported to ...On November 26,2021,a novel lineage (B.1.1.529) was categorized as the fifth virus of concern (VOC) and named Omicron by World Health Organization (WHO).Patients infected with COVID-19 Omicron variant are reported to have higher transmissibility,lower severity and mortality than those with previous subvariants.In terms of virulence,the Omicron subvariant is weaker than previous strains,with symptoms mostly being fever,running nose and other symptoms mainly seen in upper respiratory tract infections.However,the clinical characteristics of medical staff infected with Omicron variants have rarely been reported before.We conducted a survey in five centers and summarized these profiles to explore the clinical characteristics.展开更多
Aims and scope。With the tenet of concerning ecology and serving economy,Ecological Economy focuses on the sustainable development of economy and environment,and puts attention on theories,methods and technical innova...Aims and scope。With the tenet of concerning ecology and serving economy,Ecological Economy focuses on the sustainable development of economy and environment,and puts attention on theories,methods and technical innovations concerning ecological/green economy,circular economy and ecological/green industry.The sustainable development of economy and society,and the sustainable development of the population,resource and environment are also within the concern of the journal.Besides,the journal also has eye on the regional economy and issues concerning agriculture,countryside and farmers.Devoted to boost the development of ecological economy,the Journal publishes original excellent papers dealing with topics mentioned above,and reports the up-to-date progress in those fields all over the world.展开更多
About Journal Chinese Journal of Aeronautics (CJA) is a comprehensive academic journal dealing with the fields of aeronautics and astronautics.It reports researches concerning the two fields in China and abroad to pro...About Journal Chinese Journal of Aeronautics (CJA) is a comprehensive academic journal dealing with the fields of aeronautics and astronautics.It reports researches concerning the two fields in China and abroad to promote the academic exchange.Founded in 1988 and sponsored by the Chinese Society of Aeronautics and Astronautics and Beihang University, CJA publishes papers monthly.展开更多
Environmental pollution,which has spread across cities and villages,is doing severe harm to both nature and humans.Rivers once clear are now dirty,making fish die,while the air we breathe is filled with harmful gases ...Environmental pollution,which has spread across cities and villages,is doing severe harm to both nature and humans.Rivers once clear are now dirty,making fish die,while the air we breathe is filled with harmful gases that damage our health.This situation has aroused great concern among people of all ages,as no one can escape its effects.展开更多
About Journal Chinese Journal of Aeronautics(CJA)is a comprehensive academic journal dealing with the fields of aeronautics and astronautics.It reports researches concerning the two fields in China and abroad to promo...About Journal Chinese Journal of Aeronautics(CJA)is a comprehensive academic journal dealing with the fields of aeronautics and astronautics.It reports researches concerning the two fields in China and abroad to promote the academic exchange.Founded in 1988 and sponsored by the Chinese Society of Aeronautics and Astronautics and Beihang University,CJA publishes papers monthly.展开更多
Salinity is a major issue threatening global food security.Among the different strategies,nanotechnology has shown tremendous potential for improving crop production under abiotic stresses such as salinity.In this rev...Salinity is a major issue threatening global food security.Among the different strategies,nanotechnology has shown tremendous potential for improving crop production under abiotic stresses such as salinity.In this review,we discuss the environmental challenges associated with the different methods of nanomaterial application,including seed nanopriming,as well as foliar and soil/root application.Based on previous research,nanopriming uses less nanomaterials and has minimal concerns regarding environmental safety and the food chain.We discuss in detail the preventive measures for the safe and sustainable use of nanomaterials in agriculture based on the application methods.Furthermore,we summarize the role of antioxidant enzyme-triggering nanomaterials and direct reactive oxygen species(ROS)scavenging nanomaterials(nanozymes)in plant salt tolerance.Nanomaterials can improve sodium(Na^(+))and potassium(K^(+))homeostasis through various anatomical,physiological,and molecular mechanisms while improving plant salt tolerance.The role of nanomaterials in modulating plant photosynthesis and hormonal balance has been largely overlooked.We also identify research gaps and provide guidelines for future research work.This review provides guidelines for helping researchers to understand the proper design of nanoparticles(NPs)and different plant-related factors while using NPs for plant stress tolerance.These considerations will help to improve the efficient delivery of NPs into plants.Furthermore,after gaining sufficient scientific knowledge and better understanding,NPs can be integral to sustainable agriculture,while saving costs and reducing biosafety concerns and environmental pollution.展开更多
BACKGROUND:In-flight medical emergencies(IMEs)present significant challenges to healthcare professionals,particularly those with limited training or experience in managing such situations.The objective of this study w...BACKGROUND:In-flight medical emergencies(IMEs)present significant challenges to healthcare professionals,particularly those with limited training or experience in managing such situations.The objective of this study was to evaluate the level of knowledge,attitudes,and behaviors of licensed doctors in Saudi Arabia concerning IMEs,and to identify the demographic factors influencing their preparedness.METHODS:A cross-sectional study was conducted with a sample of 383 licensed physicians across five regions of Saudi Arabia.Participants completed a self-administered questionnaire assessing demographics,knowledge of IMEs,attitudes towards providing assistance,and previous experience with in-flight emergencies.Data were analyzed using SPSS 26,with statistical significance set at P<0.05.RESULTS:The results revealed a predominantly young(75.8% aged 25-34 years)and male(69.6%)participant pool.While 76.6% of respondents recognized the impact of cabin pressure on oxygen,only 45.4% correctly identified air travel risks for asthmatic patients.Although 66.8% felt confident assisting in IMEs,20.9% cited medicolegal concerns.Moreover,area of working within Saudi Arabia(P=0.020),year of experience(P=0.041),prior experience with IMEs(P=0.021),and IMEs training(P<0.001)had a significant association with levels of knowledge.CONCLUSION:The study highlights a critical need for enhanced training programs with a focus on the management of IMEs among healthcare practitioners in Saudi Arabia.展开更多
Achieving the dual carbon goal through energy transition has become a global consensus.The increasingly recognized of mineral resources is increasingly recognized due to their role in determining the pace of energy tr...Achieving the dual carbon goal through energy transition has become a global consensus.The increasingly recognized of mineral resources is increasingly recognized due to their role in determining the pace of energy transition.China has a leading capacity in the production and processing of certain minerals.However,because the major sources are abroad,China still faces certain disadvantages in acquiring upstream resources.In response to the complex international situation and high consumption demand。展开更多
Teenage pregnancy has been acknowledged as a global public health concern,especially in low-and middle-income nations[1].This is predominantly because teenagers are more likely to experience pregnancy complications(vi...Teenage pregnancy has been acknowledged as a global public health concern,especially in low-and middle-income nations[1].This is predominantly because teenagers are more likely to experience pregnancy complications(viz.anemia,obstructed labour,etc.),higher rates of maternal mortality,and neonatal complications,including mortality[1,2].It is not unusual that many teen mothers have to experience exclusion from their families and communities,which limits access to quality healthcare services and is a major reason for emotional stress and mental health problems[2].展开更多
＂名字化＂（nominalization）就是把句子中的动词或者形容词转化为名词使用,是学术文本中重要的语言现象。我们先来对＂名词化＂现象有个初步的了解,请看下列：
a）Crime was increasing rapidly and the police were becoming concer...＂名字化＂（nominalization）就是把句子中的动词或者形容词转化为名词使用,是学术文本中重要的语言现象。我们先来对＂名词化＂现象有个初步的了解,请看下列：
a）Crime was increasing rapidly and the police were becoming concerned.
b）The rapid increase in crime was causing concern among the police.展开更多
Water is the source of life and health.As living standards continue to improve,the public is becoming increasingly concerned about the safety of drinking water,which is closely related to human health[1].The design an...Water is the source of life and health.As living standards continue to improve,the public is becoming increasingly concerned about the safety of drinking water,which is closely related to human health[1].The design and operation of public waterworks,which are seen as a key link in ensuring the safety of drinking water,are essential in promoting the healthy development of human life,the economy,and society.展开更多
文摘On November 15, China and USA reached the accession agree-ment on China’s entry into WTO, which indicates that China’s bid for WTO membership took a signifi-cant step closer to the global trade club. WTO entry will bring
基金supported by a grant from Brain Science and BrainLike Intelligence Technology of the Ministry of Science and Technology of China(2021ZD0201804).
文摘With the sustained growth of the economy and significant changes in social demographics,the issue of elderly-related diseases has increasingly drawn attention,particularly.Alzheimer’s disease(AD),as a representative disease of neurodegenerative diseases,has become a major challenge,affecting the health and quality of life of the elderly population severely.In recent years,the incidence,prevalence and mortality rates of AD have increased in China,imposing substantial economic burdens on families,society and the entire healthcare system.To proactively address this challenge and respond to the national‘Healthy China Action’initiative,leading experts from authoritative institutions jointly authored the China Alzheimer Report 2025.Building on previous editions,this report updates epidemiological data on AD in China,thoroughly analyses the latest economic burdens of the disease and comprehensively evaluates the current status of AD diagnosis and treatment services,as well as the allocation of public health resources in our country.Its release reflects China’s progress in AD research and prevention,underscores societal concern for elderly health and aims to provide scientific guidance and data support for AD prevention,diagnosis and treatment.It also facilitates academic exchanges and cooperation,enhancing public awareness and promoting active participation in elderly healthcare,towards achieving‘healthy ageing’in China.
文摘BACKGROUND Monkeypox(Mpox),is a disease of global public health concern,as it does not affect only countries in western and central Africa.AIM To assess Burundi healthcare workers(HCWs)s’level of knowledge and confidence in the diagnosis and management of Mpox.METHODS We conducted a cross-sectional study via an online survey designed mainly from the World Health Organization course distributed among Burundi HCWs from June-July 2023.The questionnaire comprises 8 socioprofessional-related questions,22 questions about Mpox disease knowledge,and 3 questions to assess confidence in Mpox diagnosis and management.The data were analyzed via SPSS software version 25.0.A P value<0.05 was considered to indicate statistical significance.RESULTS The study sample comprised 471 HCWs who were mainly medical doctors(63.9%)and nurses(30.1%).None of the 22 questions concerning Mpox knowledge had at least 50%correct responses.A very low number of HCWs(17.4%)knew that Mpox has a vaccine.The confidence level to diagnose(21.20%),treat(18.00%)or prevent(23.30%)Mpox was low among HCWs.The confidence level in the diagnosis of Mpox was associated with the HCWs’age(P value=0.009),sex(P value<0.001),work experience(P value=0.002),and residence(P value<0.001).The confidence level to treat Mpox was significantly associated with the HCWs’age(P value=0.050),sex(P value<0.001),education(P value=0.033)and occupation(P value=0.005).The confidence level to prevent Mpox was associated with the HCWs’education(P value<0.001),work experience(P value=0.002),residence(P value<0.001)and type of work institution(P value=0.003).CONCLUSION This study revealed that HCWs have the lowest level of knowledge regarding Mpox and a lack of confidence in the ability to diagnose,treat or prevent it.There is an urgent need to organize continuing medical education programs on Mpox epidemiology and preparedness for Burundi HCWs.We encourage future researchers to assess potential hesitancy toward Mpox vaccination and its associated factors.
文摘1 In a world filled with more“stuff”than we need,sharing libraries are emerging as a solution to both environmental and economic concerns.Unlike traditional libraries,these“libraries of things”offer a variety of items for borrowing,often for free or at a low cost.2 For example,the Oxford Maternity Clothes Library provides expectant mothers with free maternity wear,while the Warwick Toy Library allows locals to borrow toys and even reserve them online.The Tool Library in Wolverhampton offers gardening and DIY equipment,and the Share Shed in Devon has over 350 items available.Nappy libraries also provide parents with reusable cloth nappies(尿布),reducing costs and waste.
文摘On November 26,2021,a novel lineage (B.1.1.529) was categorized as the fifth virus of concern (VOC) and named Omicron by World Health Organization (WHO).Patients infected with COVID-19 Omicron variant are reported to have higher transmissibility,lower severity and mortality than those with previous subvariants.In terms of virulence,the Omicron subvariant is weaker than previous strains,with symptoms mostly being fever,running nose and other symptoms mainly seen in upper respiratory tract infections.However,the clinical characteristics of medical staff infected with Omicron variants have rarely been reported before.We conducted a survey in five centers and summarized these profiles to explore the clinical characteristics.
文摘Aims and scope。With the tenet of concerning ecology and serving economy,Ecological Economy focuses on the sustainable development of economy and environment,and puts attention on theories,methods and technical innovations concerning ecological/green economy,circular economy and ecological/green industry.The sustainable development of economy and society,and the sustainable development of the population,resource and environment are also within the concern of the journal.Besides,the journal also has eye on the regional economy and issues concerning agriculture,countryside and farmers.Devoted to boost the development of ecological economy,the Journal publishes original excellent papers dealing with topics mentioned above,and reports the up-to-date progress in those fields all over the world.
文摘About Journal Chinese Journal of Aeronautics (CJA) is a comprehensive academic journal dealing with the fields of aeronautics and astronautics.It reports researches concerning the two fields in China and abroad to promote the academic exchange.Founded in 1988 and sponsored by the Chinese Society of Aeronautics and Astronautics and Beihang University, CJA publishes papers monthly.
文摘Environmental pollution,which has spread across cities and villages,is doing severe harm to both nature and humans.Rivers once clear are now dirty,making fish die,while the air we breathe is filled with harmful gases that damage our health.This situation has aroused great concern among people of all ages,as no one can escape its effects.
文摘About Journal Chinese Journal of Aeronautics(CJA)is a comprehensive academic journal dealing with the fields of aeronautics and astronautics.It reports researches concerning the two fields in China and abroad to promote the academic exchange.Founded in 1988 and sponsored by the Chinese Society of Aeronautics and Astronautics and Beihang University,CJA publishes papers monthly.
基金supported by the Hainan Major Science and Technology Projects,China(ZDKJ202001)the Hainan Provincial Postdoctoral Research Projects awarded to Mohammad Nauman Khan,China(RZ2300005783)+1 种基金the Sao Paulo Research Foundation,Brazil(FAPESP,#2022/03219–2)the National Council for Scientific and Technological Development,Brazil(CNPQ,#310846/2022–6)。
文摘Salinity is a major issue threatening global food security.Among the different strategies,nanotechnology has shown tremendous potential for improving crop production under abiotic stresses such as salinity.In this review,we discuss the environmental challenges associated with the different methods of nanomaterial application,including seed nanopriming,as well as foliar and soil/root application.Based on previous research,nanopriming uses less nanomaterials and has minimal concerns regarding environmental safety and the food chain.We discuss in detail the preventive measures for the safe and sustainable use of nanomaterials in agriculture based on the application methods.Furthermore,we summarize the role of antioxidant enzyme-triggering nanomaterials and direct reactive oxygen species(ROS)scavenging nanomaterials(nanozymes)in plant salt tolerance.Nanomaterials can improve sodium(Na^(+))and potassium(K^(+))homeostasis through various anatomical,physiological,and molecular mechanisms while improving plant salt tolerance.The role of nanomaterials in modulating plant photosynthesis and hormonal balance has been largely overlooked.We also identify research gaps and provide guidelines for future research work.This review provides guidelines for helping researchers to understand the proper design of nanoparticles(NPs)and different plant-related factors while using NPs for plant stress tolerance.These considerations will help to improve the efficient delivery of NPs into plants.Furthermore,after gaining sufficient scientific knowledge and better understanding,NPs can be integral to sustainable agriculture,while saving costs and reducing biosafety concerns and environmental pollution.
基金approved by the Regional Research Ethics Committee,Qassim Province,Saudi Arabia.Number(607-45-12634).
文摘BACKGROUND:In-flight medical emergencies(IMEs)present significant challenges to healthcare professionals,particularly those with limited training or experience in managing such situations.The objective of this study was to evaluate the level of knowledge,attitudes,and behaviors of licensed doctors in Saudi Arabia concerning IMEs,and to identify the demographic factors influencing their preparedness.METHODS:A cross-sectional study was conducted with a sample of 383 licensed physicians across five regions of Saudi Arabia.Participants completed a self-administered questionnaire assessing demographics,knowledge of IMEs,attitudes towards providing assistance,and previous experience with in-flight emergencies.Data were analyzed using SPSS 26,with statistical significance set at P<0.05.RESULTS:The results revealed a predominantly young(75.8% aged 25-34 years)and male(69.6%)participant pool.While 76.6% of respondents recognized the impact of cabin pressure on oxygen,only 45.4% correctly identified air travel risks for asthmatic patients.Although 66.8% felt confident assisting in IMEs,20.9% cited medicolegal concerns.Moreover,area of working within Saudi Arabia(P=0.020),year of experience(P=0.041),prior experience with IMEs(P=0.021),and IMEs training(P<0.001)had a significant association with levels of knowledge.CONCLUSION:The study highlights a critical need for enhanced training programs with a focus on the management of IMEs among healthcare practitioners in Saudi Arabia.
基金the General Project of the National Natural Science Foundation of China,“Research on the Method of CO_(2)Technology Economic Evaluation Based on Net Energy and Carbon Input-Output”(72274212)。
文摘Achieving the dual carbon goal through energy transition has become a global consensus.The increasingly recognized of mineral resources is increasingly recognized due to their role in determining the pace of energy transition.China has a leading capacity in the production and processing of certain minerals.However,because the major sources are abroad,China still faces certain disadvantages in acquiring upstream resources.In response to the complex international situation and high consumption demand。
文摘Teenage pregnancy has been acknowledged as a global public health concern,especially in low-and middle-income nations[1].This is predominantly because teenagers are more likely to experience pregnancy complications(viz.anemia,obstructed labour,etc.),higher rates of maternal mortality,and neonatal complications,including mortality[1,2].It is not unusual that many teen mothers have to experience exclusion from their families and communities,which limits access to quality healthcare services and is a major reason for emotional stress and mental health problems[2].
文摘＂名字化＂（nominalization）就是把句子中的动词或者形容词转化为名词使用,是学术文本中重要的语言现象。我们先来对＂名词化＂现象有个初步的了解,请看下列：
a）Crime was increasing rapidly and the police were becoming concerned.
b）The rapid increase in crime was causing concern among the police.
文摘Water is the source of life and health.As living standards continue to improve,the public is becoming increasingly concerned about the safety of drinking water,which is closely related to human health[1].The design and operation of public waterworks,which are seen as a key link in ensuring the safety of drinking water,are essential in promoting the healthy development of human life,the economy,and society.
