which idea predicted greater famines from overpopulation than occurred? …
the population growth has been shown more greatly in urban areas are overpopulated
. the cbr is higher and the cdr is lower causing there to be more people.
What predicted greater famines as a result of overpopulation than occurred in reality?
which idea predicted greater famines from overpopulation than occurred? …
the population growth has been shown more greatly in urban areas are overpopulated
. the cbr is higher and the cdr is lower causing there to be more people.
Which is most likely a bigger concern for the country represented in the pyramid than for countries in other DTM stages quizlet?
Which is most likely a bigger concern for the country represented in the pyramid than for countries in other DTM stages?
A greater demand for government spending on pensions and healthcare for the elderly.
Which of the following describes a concern for a country with an aging population?
Which of the following describes a concern for a country with an aging population?
As the proportion of older people in the country increases, fewer young workers are available to contribute tax revenues to support programs
that provide services to the older population.
What stage do vaccines and improved sanitation cause the death rate to decrease?
Stage 2 – Early
Expanding
Death Rate is falling as a result of: Improved health care (e.g. Smallpox Vaccine) Improved Hygiene (Water for drinking boiled) Improved sanitation.
What was the largest famine in history?
The ‘Great Leap Forward’-famine in China from 1959-61
was the single largest famine in history in terms of absolute numbers of deaths.
What was the worst famine in history?
| Great Chinese Famine 三年大饥荒 | Period 1959–1961 | Total deaths 15–55 million | Observations Considered China’s most devastating catastrophe. Result of droughts, floods, the Great Leap Forward, people’s commune and other policies. | Consequences Termination of the Great Leap Forward campaign |
|---|
Which country’s population has the highest rate of natural increase?
Niger
is the top country by rate of natural increase in the world. As of 2020, rate of natural increase in Niger was 37.4 persons per thousand population that accounts for 1.63% of the world’s rate of natural increase.
What is the most common negative impact of emigration on the country of origin quizlet?
Which is the most common negative impact of emigration on the country of origin?
Loss of working age population to another country
. The migration transition model predicts that international migration reaches a peak at ________of demographic transition.
Why does the Nile River have the greatest concentration of population in Egypt?
In Egypt, for example, 95 percent of the population is lives within five miles of the Nile River. This concentrated density along the Nile River is
due to its pattern of cyclical irrigation, creating fertile soils
. These fertile soils can support larger populations.
What are the effects of an aging population?
The impact of population aging is enormous and multifaceted i.e.,
deteriorating fiscal balance, changes in patterns of saving and investment
, shortage in labor supply, lack of adequate welfare system, particular in developing economies, a possible decline in productivity and economic growth, and ineffectiveness of …
What are the challenges of Ageing population?
Gaps in the job market
, with businesses and public services lacking workforce and skills. Pressure on healthcare and social services. Funding public services and social housing: particularly in time of recession. How to harness the experience, expertise and creativity of a large number of older people.
What are the challenges of an aging population?
With populations in places such as North America, Western Europe, and Japan aging more rapidly than ever before, policymakers are confronted with several interrelated issues, including a decline in the working-age population,
increased health care costs, unsustainable pension commitments, and changing demand drivers
…
Which of the following is most likely the primary cause of the high death rates in Stage 1 of the demographic transition model?
Infant and childhood mortality rates (death rates) are very high. A society in Stage 1 is likely based upon agriculture and most people grow their own food. Therefore,
droughts or flood
can lead to widespread food shortages and death from famine. All of these factors contribute to the high death rate in Stage 1.
What makes Stage 2 as the population explosion stage?
A consequence of the decline in mortality in
Stage Two is an increasingly rapid growth in population growth (a.k.a. “population explosion”) as the gap between deaths and births grows wider and wider. Note that this growth is not due to an increase in fertility (or birth rates) but to a decline in deaths.
Uneven development
leads to people migrating
. This can be voluntary migration where people search for a better life (pull factors). People who do this known as economic migrants. Others are forced to move as the result of natural disasters or wars.
What caused the great potato famine?
The Great Famine was caused by
a failure of the potato crop
, which many people relied on for most of their nutrition. A disease called late blight destroyed the leaves and edible roots of the potato plants in successive years from 1845 to 1849.
What caused the Great Famine in India?
Droughts
, combined with policy failures, have periodically led to major Indian famines, including the Bengal famine of 1770, the Chalisa famine, the Doji bara famine, the Great Famine of 1876–1878, and the Bengal famine of 1943.
What is mass famine?
A famine is
a widespread scarcity of food
, caused by several factors including war, natural disasters, crop failure, population imbalance, widespread poverty, an economic catastrophe or government policies. … Every inhabited continent in the world has experienced a period of famine throughout history.
What caused famines in the ancient world?
Conditions associated with famine
Although natural factors played a role in most European famines of the Middle Ages, their chief causes were
feudal social systems (structured upon lords and vassals) and population growth
, which extended many common food shortages into malnutrition, widespread disease, and starvation.
What has been the most common trigger of famines in recent years?
Famines typically have multiple causes. They can include climatic factors such as
drought
, economic shocks such as rapid inflation, and violent conflict or other political causes.
When was the first famine?
The earliest recorded famine which occurred in Egypt in
3500 BC
was preserved visually in a relief that survives on the causeway of the Fifth-Dynasty Pyramid of Unas in Sakkara.
What is high population growth?
High population growth rates mean that
the average age of a population will be young and there will be high dependency rates
. Forty-three percent of the population in sub-Saharan Africa, where population is growing 2.7% per year, is under the age of 15 while only 3% is over 65.
What does overpopulation tend to impact the most?
What does overpopulation tend to impact the most?
causing the removal of trees
. access to birth control education. How do advances in industrialization and urbanization cause a population rise?
Who is affected by overpopulation?
Overpopulation forces larger nations,
like China and India
, to continue to develop their industrial capacities. They now rank as two of the three largest contributors to emissions in the world, other than the United States. According to 97% of the scientific community, human activities are changing global temperatures.
Which is the most common negative impact of emigration on the country of origin *?
Between 1830 and 1930 most US immigrants were Europeans; between 1930 and the present most were from the Americas and Asia. Which is the most common negative impact of emigration on the country of origin?
Degradation of land, especially common in arid reasons and usually due to over-farming
.
How does population growth cause water pollution?
As population density increases,
the demand for the limited freshwater also increases
. … In most of the cases, this water is not treated properly and as such it leads to pollution of surface-level freshwater, and seeps into the ground, polluting groundwater as well.
How does population distribution differ from population density?
Population density just represents the average number of individuals per unit of area or volume. … Population distribution describes how
the individuals are distributed
, or spread throughout their habitat.
What are the advantages of population distribution?
Benefits of a rising population density. Economies of scale in national infrastructure. If you have a motorway network/train system connecting different parts of the country, a larger population density will help reduce the average costs of the transport network.
Urban areas tend to be more energy efficient
.
What is the most common impact of emigration on the country of origin?
Potentially the most important effect of emigration is
on political institutions and social attitudes
. There is now solid evidence that emigrants can be influential in their home societies. Students from poor countries who have studied abroad in democracies and then return home bring with them pro-democracy attitudes.
Which country has the lowest arithmetic population density out of Egypt United States Australia India and France?
Mongolia
has the lowest population density of any country in the world. Population density is calculated by the average number of people in an area or the number of individuals per unit area. For instance, the Earth’s population is about 7,500,000,000 and Earth’s total surface is about 510,000,000 square kilometers.
Among the greatest challenges facing many countries today are
inadequate human capital investment and high unemployment rates among youth
.
Why is ageing population a problem?
Population aging strains
social insurance and pension systems and challenges existing models of social support
. It affects economic growth, trade, migration, disease patterns and prevalence, and fundamental assumptions about growing older.
What problems can be caused by a large elderly population?
The rapid aging of populations around the world presents an unprecedented set of challenges:
shifting disease burden, increased expenditure on health and long-term care, labor-force shortages, dissaving, and potential problems with old-age income security
.
Researchers originally attributed age-related decreases in social network size to losses that are associated with aging:
decreases in social roles, deaths of friends and family members
, and increased functional limitations that reduce social involvement (see review by Charles & Carstensen, 1998).
What are the effects of rapid population growth?
Rapid growth has led to
uncontrolled urbanization
, which has produced overcrowding, destitution, crime, pollution, and political turmoil. Rapid growth has outstripped increases in food production, and population pressure has led to the overuse of arable land and its destruction.
What is a key challenge of aging population quizlet?
-The aging problem is
brought on by declining birth rates, and increasing life expectancy
. (2) longer life spans due to medical advances against key adult illnesses such as cancer and heart disease.
Aging of the population
affects all aspects of the society including health
, social security, education, socio-cultural activities, family life and the labor market. … The social and economic provision of care still creates gender dilemmas for societies by narrowing the range of employment opportunities for women.
Which of the following countries has the largest rate of population growth?
In
Syria
, the population grew by about 5.32 percent compared to the previous year, making it the country with the highest population growth rate in 2021. Today, the global population amounts to around 7 billion people, i.e. the total number of living humans on Earth.
What country is most likely to be in stage 4 population growth?
That being said, Stage 4 of the DTM is viewed as an ideal placement for a country because total population growth is gradual. Examples of countries in Stage 4 of the Demographic Transition are
Argentina, Australia, Canada, China, Brazil
, most of Europe, Singapore, South Korea, and the U.S.
What is the key factor that determines how fast a population grows?
6-2B
The average number of children born to the women in a population (total fertility rate)
is the key factor that determines population size. 6-3 The numbers of males and females in young, middle, and older age groups determine how fast a population grows or declines.
