East Asia - Science topic

The predictability and variability of extratropical climate are largely associated with tropical forcing through various teleconnections. The East Asia-Pacific/Pacific-Japan (EAP/PJ) teleconnection is one the most important factors affecting the summer climate in East Asia. In this work, we confirm the weakening relationship between the El Niño-Sou...

Airline service quality (AIRQUAL) is an important element for all service providers especially in the airline industry. It derives from the popular service quality (SERVQUAL) model and appear as a medium for gauging customers’ satisfaction towards the services offered to them during the service encounter. Most airlines worldwide, understood the nec...

Background The long-term care workforce is an essential factor in the provision of qualified long-term care services. Identifying workforce issues can help developing countries in East Asia and the Pacific prepare for the increase in the older population. Their experiences can be used as lessons for other countries. This study aimed to identify the...

The hall-style timber frame built in the Song and Yuan dynasties (960–1368 AD) is one of the most important structural prototypes of the traditional timber architecture in East Asia. The current research, through a typical case of the main hall of Baoguo Temple in Ningbo, China, aims to present an accurate and effective seismic performance evaluati...

Background Glutinous rice as a special endosperm type is consumed as a staple food in East Asian countries by consumers’ preference. Genetic studies on glutinous rice could be conducive to improve rice quality and understand its development and evolution. Therefor, we sought to explore more genes related to glutinous by genome wide association stud...

Bitter gourd is a tropical wine grown mainly in India, China and South East Asia. The plant is cultivated mainly for its fruit part which is edible. Bitter gourd is unaccepted widely due to its bitter taste. Nevertheless, the fruit is a source of several key nutrients . The plant, as a whole contains, more than 60 phyto-medicines that are active ag...

Background Dietary management is the most important and effective treatment for citrin deficiency, as well as a decisive factor in the clinical outcome of patients. However, the dietary management ability of caregivers of children with citrin deficiency is generally poor, especially in East Asia where carbohydrate-based diets are predominant. The a...

Successful cultivation of rice ( Oryza sativa L.) in many Asian countries requires submergence stress tolerance at the germination and early establishment stages. Two quantitative trait loci, Sub1 (conferring submergence tolerance) and AG1 (conferring anaerobic germination), were recently pyramided into a single genetic background, without compromi...

Objectives Traditional postpartum care practices in East Asia have been recognized as non-functional by some government public health agencies. This study examined the perception of traditional postpartum care practice among families of Korean descent in the United States. In addition to pragmatic health care issues, the research was designed to co...

The recent decline of Phragmites australis stands in the Mississippi River Delta is due, in part, to damage from herbivory by the non-native roseau cane scale, Nipponaclerda biwakoensis. In Louisiana, P. australis communities, known locally as roseau cane, protect the marsh ecosystem from erosion and storm-related impacts, stabilize shipping channe...

Increasing frequency and intensity of heatwaves (HWs) in a warming climate exert catastrophic impacts on human society and natural environment. However, spatiotemporal variations of HW and their driving factors still remain obscure, especially for HW changes over Eurasia, the region with the largest population of the world. Here we provide a system...

The impacts of global warming on Meiyu–Baiu extreme rainfall and the associated mid-latitude synoptic-scale weather systems over the Eastern China (EC) and the Baiu rainband (Bu) regions in East Asia have been examined, based on simulations from the 20-km Meteorological Research Institute atmospheric general circulation model (MRI-AGCM3.2S). This m...

The summer (June through September) monsoon 2020 has been very erratic with episodes of heavy and devastating rains, landslides and catastrophic winds over South Asia (India, Pakistan, Nepal, Bangladesh), East Asia (China, Korea, and Japan), and Southeast Asia (Singapore, Thailand, Vietnam, Laos, Cambodia, Philippines, Indonesia). The withdrawal of...

Maritime Asia remains crucial to global economic growth and prosperity. Nearly 40% of the world's seaborne trade transits the South China Sea each year, and nine of the top ten busiest container ports in the world are located in the Indo-Pacific region. But uncertainties also pervade the region as governments struggle to combat numerous security ch...

Previous studies have projected an increase in future summer precipitation across East Asia (EA). This study investigates the relative contributions of thermodynamic and dynamic components to future precipitation changes in three key sub-regions of EA where the maximum centers of the historical precipitation are located (the tropical region, East C...

Termination II (T‐II) is a natural reference for evaluating the potential effect of substantial ice sheets melting on monsoon and temperature changes caused by global warming. However, the phase relationship of East Asian summer monsoon (EASM) and temperature during T‐II remains enigmatic due to the lack of paleotemperature proxies. Here, we provid...

Plain Language Summary The atmospheric boundary layer controls the exchange of momentum, heat, and mass between the land surface and the free atmosphere. Contrary to the typical 1,000–2,000 m over land, the convective boundary layer (CBL) in the Taklimakan Desert can reach 5,000 m. By coupling with the Tibetan Plateau, the deep CBL becomes a key co...

Global warming is a long-term increase in the overall temperature of the planet. Although this warming trend has been going on for a long time, it has accelerated significantly in the last hundred years due to the burning of fossil fuels. As the human population has grown, so has the amount of fossil fuel burned. The problem of global warming has b...

The origin and development of the major rivers in the eastern Tibetan Plateau have been a special focus of research because of the close links recognized between river formation, tectonic uplift, and climate change. In this article, we review a number of sedimentary provenance investigations aiming to constrain the drainage evolution of the main ri...

The East Asia region is categorized as an area that has a high probability of economicimprovement and economic growth that will affect the global order, the future of East Asia allows it tobecome a circle of world civilization. This is based on the countries in it which have supremacy andare classified as countries that have power. Future in terms...

Rhododendron mucronulatum Turcz., distributed throughout the northern region of East Asia has been considered to be an alternative natural source of taxifolin (dihydroquercetin) and rutin. The present study was conducted based on a biotechnological approach to develop an environment friendly and efficient system to produce taxifolin and rutin in R....

Heat low and its influence on East Asia Monsoon

The lacquer tree, Toxicodendron vernicifluum , is a common industrial crop in East Asia. However, T . vernicifluum seeds are extremely difficult to germinate, which poses a major obstacle to establishing seedlings for sap production. In this study, we examined the germination properties of T . vernicifluum seeds in order to establish an inexpensive...

Impacts of stratospheric polar vortex shift on the wintertime East Asian trough (EAT) on intraseasonal time scales are investigated using a reanalysis dataset and a climate model. The result based on composite analysis shows that the shift of the stratospheric polar vortex toward eastern Siberia (ES-shift event) is associated with higher geopotenti...

This study investigates the relationship between environmental performance and financial performance in both linear and quadratic functions in an emerging East Asian market. Accounting-based and market-based measures are utilized to capture two different aspects of financial performance. We extend the existing literature by considering a multidimen...

The Lancet Regional Health – Southeast Asia

The climatology and interannual variability of East Asian summer monsoon (EASM) is evaluated based on the outputs from the phase 6 of the Coupled Model Inter-comparison Project (CMIP6) models and then compared to that in the phase 5 (CMIP5) models. Results show that the CMIP6 models tend to reproduce more reasonably climatological atmospheric circu...

Purpose Mutation in the USH2A gene is the most common cause of inherited retinal dystrophy (IRD), including non-syndromic retinitis pigmentosa (RP) and Usher syndrome II (USH2). Gene editing and therapy targeting USH2A , especially the hotspot region, would benefit a large proportion of IRD patients. In this study, we comprehensively analyzed the g...

Large-scale extreme precipitation over (1) the mid-Atlantic and Northeast United States and (2) Taiwan is attributed to weather types such as atmospheric river (AR), TC, and extreme integrated vapor transport (IVT). Statistically significant increases in season-total EP day precipitation are seen at many GHCN stations in winter, summer, and fall in...

A comprehensive understanding of phylogeography requires the integration of knowledge across different organisms, ecosystems, and geographic regions. However, a critical knowledge gap exists in the arid biota of the vast Asian drylands. To narrow this gap, here we test an “out-of-Central Asia” hypothesis for the desert scorpion Mesobuthus mongolicu...

Food connoisseurs have consumed rabbit meat that is popularly known as broilers or roasters for centuries. The literature shows that China, North Korea, Italy, Russia, and Ukraine are the five countries with the highest rabbit meat production. On the other hand, cuniculture entrepreneurship in South East Asia, particularly Malaysia, has been slow i...

IIIT EAST ASIA & CIE ONLINE CERTIFICATE ON ISLAMIC ECONOMICS

In this study, we investigate the most severe East Asian dust storm in the past decade that occurred on 14–16 March 2021 based on the Weather Research and Forecasting model coupled with chemistry (WRF-Chem) and a variety of site measurements and satellite retrievals. The dust emissions from the Gobi Desert, especially over Mongolia on March 14, are...

Research and study on the mystery of active and weak East Asia Monsoon

Around the world, increasing numbers of children receive private tutoring to supplement their schooling. In much of the academic literature this is called shadow education because the content of tutoring mimics that of schooling: as the curriculum changes in the schools, so it changes in the shadow. The tutoring may be delivered one-to-one, in smal...

The Framework Convention on Tobacco Control (FCTC), negotiated under the auspices of WHO is one of the most quickly ratified treaties in United Nations history that seeks "to protect present and future generations from the devastating health, social, environmental and economic consequences of tobacco consumption and exposure to tobacco smoke" by en...

In light of the powerful therapeutic features of Phellinus species and due to the absence of toxic compounds, our investigations were aimed at screening of the antioxidant profile of fortified yogurts with hot water extracts from Phellinus torulosus and Phellinus igniarius leveled to 10%, 5%, and 1% final fortification concentrations after acknowle...

The East Asian subtropical westerly jet (EASWJ) is one of the most crucial subtropical circulation systems affecting the precipitation over East Asia. Based on the ERA5 dataset, the dominant modes of the intraseasonal variability of the EASWJ in early (May and June) and late (July and August) summer are investigated, respectively, through the empir...

Objective. Suicidal behavior among adolescents is a major public health problem that is understudied in South East Asian Muslim-majority countries. We aimed to investigate the rate and associated factors of suicidal behavior among adolescents in Bangladesh and Indonesia. Methods. The Global School-based Student Health Survey data of Bangladesh and...

Future climate projections provide vital information for preventing and reducing disaster risks induced by the global warming. However, little attention has been paid to climate change projections oriented towards carbon neutrality. In this study, we address projected changes in daily maximum (Tmax) and minimum (Tmin) temperatures as well as diurna...

This study analyses the interpretations and ecosystems of social enterprises in four countries of the Southeast Asian region—Malaysia, Singapore, Indonesia, and Thailand—based on the relevant literature available in the English language. Over the past five years, there has been a growing theoretical trend in North American literature towards viewin...

Key message Wing loading, diaspore type (round-winged vs. single-winged), and aerodynamic motion (autogyro vs. floater) influence the terminal velocity of wind-dispersed diaspores and falling patterns. Abstract The dispersal ability of diaspores dispersed by wind can be reflected in the terminal velocity of the diaspore. Therefore, we measured the...

Understanding future changes in global terrestrial near-surface wind speed(NSWS) in specific global warming level(GWL) is crucial for climate change adaption. Previous studies have projected the NSWS changes; however, the changes of NSWS with different GWLs have yet to be studied. In this paper, we employ the Max Planck Institute Earth System Model...

Nitrogen dioxide (NO2) is both an important primary trace gaseous pollutant and a precursor to ozone and fine particulate matter production. There exist three widely used and publically available tropospheric NO2 Vertical Column Density (VCD) products based on OMI over East Asia, including QA4ECV from KNMI, OMNO2 from NASA and POMINO from Peking Un...

Welcome to our first issue of the CLAS-GRULAC Newsletter for the year 2022. We are very excited to launch our newsletter will inform you to get more information about Latin American issues from social, economic, political, and technological perspectives. This specific issue exposes the education system of Argentina, Brazil, Chile, Colombia, Cuba, M...

The lace bug genus Lasiacantha Stål, 1873 (Hemiptera, Heteroptera, Tingidae, Tinginae, Tingini) is widely distributed in the Old World; however, no species has been recorded in Japan. To date, L. altimitrata (Takeya, 1933) has been reported in China and Taiwan. Here, I report Lasiacantha and L. altimitrata from Japan for the first time, based on ma...

Urban areas continue to be the center of action for many countries due to their contribution to economic development. Many urban areas, through the urbanization process, have become vulnerable to climate risk, thereby making risk mitigation and adaptation essential components in urban planning. The study assessed the impacts of IPCC Assessment Repo...

The chemical analysis of animal bones from ancient sites has become a common approach in archeological research investigating animal utilization and domestication by past humans. Although several chemical indicators have been used to determine pig management practices in ancient societies, one indicator that can clarify human-animal relationships i...

Shared ancestral polymorphism and introgression are two main causes of chloroplast DNA (cpDNA) haplotype sharing among closely related angiosperms. In this study, we explored the roles of these two processes in shaping the phylogeographic patterns of East Asian Cerris oaks by examining the geographic distributions of randomly and locally distribute...

Southern China (SC) has been increasingly affected by extreme high-temperature events during summer (July and August, JA) in recent decades. However, to what extent the anomaly pattern of the extreme high temperature days (EHDs) over SC is predictable remains largely unexplored. To address this issue, we build physics-based empirical model to predi...

The fertility rate in Hong Kong has been very low for decades. Because work-family conflict is one of the major barriers for married couples in actualizing their fertility ideals, domestic outsourcing that relieves women from the burden of domestic labor may help reduce the gap between ideal and actual fertility. Hiring live-in domestic helpers, wh...

Species distribution models (SDMs) across past, present, and future timelines provide insights into the current distribution of these species and their reaction to climate change. Specifically, if a species is threatened or not well‐known, the information may be critical to understand that species. In this study, we computed SDMs for Orientocoluber...

Long-distance drifting of seaweeds driven by ocean currents is an ideal model for exploring population-level genetic connectivity and phylogeographic structure. In the Indo-Pacific convergence region, we integrated phylogeographic and ocean current data and Lagrangian particle simulations to explore how the ocean currents contributed to the biogeog...

Background Although interest in expanding the application of minimally invasive liver resection (MILR) is high the world over, most of the extensive experience in MILR has been reported from Far East Asia and Europe and its adoption in North America is limited. The aim of this study was to review the experience of MILR in a single North American in...

Bursaphelenchus xylophilus , a pathogenic pine wood nematode (PWN), is responsible for pine wilt disease (PWD), which has caused significant economic and ecological damage worldwide, particularly in East Asia. Multiple biological factors, such as the beetle vector Monochamus , symbiotic bacteria and associated fungi, are involved in the disease inf...

Podocarpium is an extinct genus in Fabaceae with rich fossil records in Eurasia dating back to the Eocene. However, the diversification and biogeographic histories of Podocarpium are poorly known due to a lack of fossils in some key regions, such as the Tibetan Plateau, an area recently shown to be crucial for floristic exchanges worldwide in the g...

Background: Recent studies have shown that CagA is considered highly pathogenic to helicobacter pylori (HP) in Western populations. However, in East Asia, CagA positive HP can be up to 90%, but not all patients will lead to gastric cancer. Our research group has found that HP thioredoxin1 (Trx1) may be a marker of high pathogenicity. Here, we inve...

Geranium erianthum is an alpine plant growing in dry habitats, which is distributed from East Asia to northern coastal regions of the northern Pacific. The ice-free area around the current Bering Strait (i.e., Beringia) had played an important role in range expansion into neighboring regions such as East Asia and North America for some alpine plant...

Regional anthropogenic warming caused stronger and shorter cold events in the winter (December-February) of 2020-21, with the strongest cooling of -10°C covering an area of 1.63 × 107 km2 over East Asia. In contrast to previous cold events, the extreme cold events in 2020-21 were a result of meridional circulation change due to stronger regional an...

[Background] East Asia has high suicide rates but low prevalence of mental disorders. We examined the associations between prior lifetime mental disorders (mood disorders, anxiety disorders, substance use disorders, and impulse control disorders) and subsequent suicidal behaviors (suicidal ideation and attempts in the general population and suicide...