scispace - formally typeset
Search or ask a question

Answers from top 8 papers

More filters
Papers (8)Insight
The estimation result indicates that the number of confirmed COVID-19 cases has a significant negative impact on tourism demand, in which a 1% COVID-19 case increase causes a 0.075% decline in tourist arrivals, which is a decline of approximately 110 arrivals for every additional person infected by the coronavirus.
Open accessJournal ArticleDOI
Gono Semiadi, Erik Meijaard 
19 Jan 2006-Oryx
22 Citations
This indicates a rapid population decline.
How the COVID-19 pandemic will affect fertility has implications for the rate of population aging, shaping future health challenges and economic growth potential across the globe.
This suggests that depopulating cities respond slowly to population decline.
The results show that both internal and intercity population movements have been significantly affected by the COVID-19 epidemic, and the decline in both was more than 50% at some points.
Thus, it is estimated that population density has a positive effect on the spread of COVID-19 in the Algerian context during the study period.
Population density, and population characteristics such as total population, older populations, and household size are strong predictors in early weeks but have a muted impact over time on reported COVID-19 diffusion.
These results provide some insight on the impact COVID‐19 is having on the general U. S. population.

See what other people are reading

What baghdad be in the future?
5 answers
Baghdad's future holds a mix of challenges and opportunities. The city faces issues like traffic congestion, accidents, and air pollution due to rapid urbanization and motorization. Additionally, Baghdad's landscape risk pattern is expected to change, with areas like AL and BL categorized as very high-risk, while WB and NG remain safe. The city's transport infrastructure is evolving, with proposed metro routes aiming to meet future travel demand, projecting a peak ridership of 50,000 passengers per hour per direction by 2035. Furthermore, political dynamics within Iraq, including the balance of power between central and regional authorities, treatment of minorities, and achieving national reconciliation, will shape Baghdad's future trajectory. Despite challenges, Baghdad has the potential for safer, resilient, and sustainable urban development in the coming years.
How long has handedness existed?
5 answers
Handedness, specifically left-handedness, has existed in a small subset of the human population for a significant period, dating back to the origin of man, approximately 200,000 years ago. Throughout history, the prevalence of left-handedness has remained relatively consistent, with around 8% of the population being left-handed. Studies suggest that left-handedness may have genetic origins, as it tends to run in families and adoption studies point towards a genetic rather than environmental basis. Additionally, geographical and ethnic differences in handedness rates indicate that genetic factors play a significant role in determining left-handedness prevalence across different populations. Therefore, the existence of left-handedness can be traced back to the early stages of human evolution and has persisted as a stable trait over time.
What are the negative impact of Drones in terms of for Scientific research organizations?
4 answers
Drones have negative impacts on scientific research organizations, particularly in terms of safety, privacy, and ethical considerations. The safety aspect involves challenges related to the potential harm drones can cause to individuals on the ground, leading to regulatory concerns and the need for stringent safety measures. Privacy concerns arise due to the intrusive nature of drones, raising issues about data collection and potential misuse of information gathered during research activities. Ethical considerations are crucial, especially for environmental scientists using drones, as the technology can inadvertently capture sensitive or private information, necessitating careful handling to prevent backlash against drone use in research endeavors. These negative impacts highlight the importance of addressing safety, privacy, and ethical dilemmas when utilizing drones in scientific research.
How does the rate of consumption of high-quality food vary across different African countries?
4 answers
The rate of consumption of high-quality food varies across different African countries. Studies show that as incomes rise, there is an increase in demand for higher-quality foods, leading to a wider variety of food consumption patterns. However, this increase in income and consumption of processed foods is associated with a decline in diet quality, particularly in urban areas, contributing to the double burden of over and undernutrition. In rural African settings, the Global Diet Quality Score (GDQS) has been developed to assess diet quality, showing associations between the GDQS and nutrient intakes, hemoglobin levels, and reduced anemia, highlighting the importance of consuming a diverse range of healthy foods for overall health.
How do pilot feedback influence the design of questionnaires ?
5 answers
Pilot feedback plays a crucial role in shaping the design of questionnaires by providing insights for improvements. It allows researchers to assess aspects such as clarity, usability, and respondent engagement, leading to enhancements in survey structure and content. By incorporating feedback mechanisms like personalized feedback and interactive elements, researchers can increase respondent compliance and data quality. Additionally, utilizing attribute descriptors in questionnaire design can enhance objectivity and accuracy in capturing user feedback. Through iterative pilot testing and analysis, researchers can refine questionnaires, ensuring they effectively capture the intended information while improving respondent experience and data quality.
What are the causes of fire in an urban area or in a city?
4 answers
Various factors contribute to fires in urban areas or cities. Internal factors like lack of training for firefighters and external factors such as weak cooperation with utility providers play significant roles in fire incidents. Urbanization and population growth are associated with increased fire risks, especially during hot afternoon hours. The spatial distribution of fires in cities follows a center-periphery model, with industrial areas and neighborhoods with multiple functions being more vulnerable. Additionally, high population density and diverse land use categories in urban areas make them more susceptible to fire hazards, leading to economic losses and property damage. Analyzing these factors and patterns can aid in formulating effective fire prevention strategies and urban planning to mitigate the impact of fires in urban environments.
Is Africa consuming high quality food?
5 answers
Africa faces challenges with food insecurity, malnutrition, and poor diet quality, as highlighted in the provided contexts. Studies reveal that high consumption of unhealthy foods among young children in Senegal is associated with poor diet quality and micronutrient deficiencies. Additionally, adolescents in Burkina Faso, Ethiopia, Sudan, and Tanzania exhibit poor-quality diets, with low consumption of essential foods like vegetables and fruits. The importance of reliable food composition data (FCD) is emphasized to combat malnutrition effectively. Urbanization in Sub-Saharan Africa is driving changes in the food system, leading to increased demand for processed foods with poorer nutritional value, contributing to the double burden of over and undernourished populations. Overall, while efforts are being made to address these issues, Africa still faces significant challenges in consuming high-quality foods.
How does rural depopulation in Ga Masemola impact the community?
5 answers
Rural depopulation in Ga Masemola, similar to other regions globally, has significant implications for the community. The phenomenon of depopulation is often driven by various factors such as socioeconomic disruptions, political changes, and shifts in land use. In areas experiencing depopulation, there is a notable decline in population, leading to challenges like school closures, decreased student numbers, and changes in the social fabric of rural communities. This demographic shift can result in a decrease in the provision of essential services, altered ecosystem services, and changes in land use patterns, impacting the overall well-being and sustainability of the community. Understanding the causes and effects of rural depopulation is crucial for developing targeted policies and interventions to address the challenges faced by communities like Ga Masemola.
Why diabetic is dangerous?
5 answers
Diabetes poses a significant danger due to its multifaceted impact on health. The condition not only affects a large portion of the global population, leading to severe complications like neuropathy, retinopathy, and nephropathy, but it also increases the risk of cardiovascular diseases such as myocardial infarction, stroke, and peripheral artery disease, resulting in frequent hospitalizations and higher mortality rates. Moreover, diabetic foot disease is a major concern, with a high percentage of amputations occurring in diabetic patients, often due to neuropathic or neuroischaemic ulcers that can lead to limb-threatening infections. Additionally, diabetic patients are at a higher risk of complications from other health issues, such as infections from animal bites, especially if they have peripheral neuropathy. Overall, the complex interplay of diabetes with various health conditions underscores its dangerous nature.
Where is south Africa study area located?
5 answers
The study areas in South Africa are diverse and cover various regions. For instance, research conducted at the Florisbad Research Station focused on the semiarid central part of South Africa, specifically in the Orange Free State. Additionally, studies on road traffic injuries in South Africa were carried out in the eThekwini Metropolitan Area, predominantly the City of Durban. Furthermore, conservation and management studies were undertaken in the leased mining area of Impala Platinum, located north of Rustenburg, covering 29334 hectares with distinct landscape types like norite koppies, thornveld, and rehabilitated areas. These diverse study areas in South Africa provide valuable insights into various aspects such as biodiversity, spider diversity, road traffic injuries, and conservation strategies.
How does the inoculation process affect the growth and survival of bacteria in different environments?
5 answers
The inoculation process significantly impacts the growth and survival of bacteria in various environments. Different inoculation methods, such as seed, transplant, or seedling inoculation, can affect the reproducibility of microbial communities. Factors like soil texture, pH, and moisture levels influence the survival of introduced microbial strains in the field. Inoculation methods directly influence the size and frequency of biofilm aggregates in liquid batch cultures, with direct inoculation from a plate resulting in the largest aggregates and impacting antibiotic tolerance. Additionally, E. coli O157:H12 was found to adapt to the sediment environment, improving its survival after re-inoculation in streambed sediment experiments. Therefore, selecting the appropriate inoculation method is crucial for ensuring the successful establishment and persistence of beneficial bacteria in different environments.