what are the impacts of population growth on agriculture output


Food production depends on croplands and water supply, which are under strain as human populations increase. Pressure on limited land resources, driven in part by population growth, can mean expansion of cropland. This often involves destruction of vital forest resources or overexploitation of arable land.

If the local population is growing, agricultural output is likely to increase proportionately, in step with increasing local demand. was one, may decline as a result of the acceleration of migration.


What is the impact of population growth in agriculture?

Increasing population coupled with land degradation aggravates challenges of crop production. Overpopulation resulted in land resource scarcity, fragmentation of farm plots, and ecological degradation such as increasing emissions, soil erosion, deforestation, and the overuse of natural resources.

How does population growth affect agriculture and food?

In addition, rapid population growth can lead to inappropriate farming practices that impoverish and erode the soil; reduce vegetation; over-use and improperly use agrochemicals; and frustrate water resource management. The result of such practices is severe land degradation.

What is the impact of a growing population?

Human population growth impacts the Earth system in a variety of ways, including: Increasing the extraction of resources from the environment. These resources include fossil fuels (oil, gas, and coal), minerals, trees, water, and wildlife, especially in the oceans.

Which factors influence agricultural output?

The general factors determining agricultural productivity are as follows:Pressure of Population on Agriculture: … Rural Environment: … Role of Non-farm Services: … Size of Holdings: … Pattern of Land Tenure:

How does population growth affect soil?

Population growth has direct effects on increased demand for fuelwood and food and land fragmentation. Indirect effects exist through the demand for food which puts pressure on land extensification and intensification which affects soil quality and out migration which affect deforestation and desertification.

How does overpopulation affect food shortage?

Per capita food supply has increased as populations have grown, largely due to increasing yields. Famine deaths have decreased, not increased, with population growth. Food scarcity has played a smaller role in famines than suggested by the Malthusian narrative.

What are 4 factors that affect population growth?

Natality, mortality, immigration, and emigration rates apply to every population, including the human population. The sum of these rates makes up the growth rate of a population.

What are 5 effects of rapid population growth?

In the following pages we shall discuss seven adverse consequences of high fertility and rapid population growth: (1) effects of large families on child development, (2) educational problems, (3) lags in new technology, (4) increased inequities in agriculture, (5) unemployment and underemployment, (6) urbanization and …

How population growth affect the economy?

The effect of population growth can be positive or negative depending on the circumstances. A large population has the potential to be great for economic development: after all, the more people you have, the more work is done, and the more work is done, the more value (or, in other words, money) is created.

What is affecting agriculture?

Changes in ozone, greenhouse gases and climate change affect agricultural producers greatly because agriculture and fisheries depend on specific climate conditions. Temperature changes can cause habitat ranges and crop planting dates to shift and droughts and floods due to climate change may hinder farming practices.

What are the main causes of low agricultural productivity?

7 Reasons for Low Productivity in India AgriculturePopulation Pressure: … Uneconomic Holdings: … Uncertain Monsoons and Inadequate Irrigation Facilities: … Subsistence Nature of Farming: … Decline in Soil Fertility: … Lack of Support Services: … Poor Organisation of Resourdces and Lack of Entrepreneurship:

What is the most important factor of agricultural production?

2.1. Soil fertility is one of the most important factors in crop production [10]. It has the ability to support crop production determined by the entire spectrum of its physical, chemical and biological attributes.


Why do people migrate to urban areas?

migrating to the urban areas in search of jobs and s ource of livelihood. Its domestic economy is

Has growth come to pass?

growth have not come to pass. The consequences of population growth on economic. development nave attracted the attention of economists ever since Adam Smith wrote his. Wealth of Nations. Adam Smith wrote, “the annual labour of every nation is the fund which.

Is Nigeria a rural country?

Nigeria is the most populous country in Africa, with an estimated population of 151.87 million. as at 2009 (CBN, 2009). The population of Nigeria is predominantly rural with most people.

What are positive effects of population growth?

However, I believe that population growth has positive effects on societies. These include economic benefits such as expansion of tax bases and increased consumer spending at local businesses, as well as benefits derived from innovations by cultures seeking to keep up with growing populations.

What is the effect of population growth on water?

As the world’s population grows, the demand for water mounts and pressure on finite water resources intensifies. Climate change, which is also closely tied to population growth, will also lead to greater pressures on the availability of water resources.

How does population affect food production?

Increasing numbers of people often drive up demand for food, which typically results in additional use of arable land and water. The Food and Agriculture Organization projects that by 2050, population and economic growth will result in a doubling of demand for food globally.

What are the factors of agriculture?

Environmental factors that influence the extent of crop agriculture are terrain, climate, soil properties, and soil water. It is the combination of these four factors that allow specific crops to be grown in certain areas.

How does population growth affect food security?

The Population Institute estimates that a 70 per cent increase in food production will also have to take into account increases in energy prices, as well as factors such as the groundwater depletion, the loss of farmland to urbanization, and potential flooding and droughts caused by climate change.

What is the impact of population growth in Ethiopian economy?

Econometric analysis has shown that population growth has had a significant negative impact in the short run but that of positive impact in the long run on the economic performance of the country.
Ethiopia is the second populous country in Africa while it is one of the Sub-Saharan Countries trapped by poverty.

Why is rapid population growth a problem?

Rapid population growth has serious economic consequences. It encourages inequities in income distribution; it limits rate of growth of gross national product by holding down level of savings and capital investments; it exerts pressure on agricultural production and land; and it creates unemployment problems.

What does population growth mean?

Population growth means an increased demand for homes and services. That kicks up the price for land, meaning farmers can’t afford to buy it. But sometimes farmers can’t afford not to sell their land. It depends what side of the fence you’re on when it comes to skyrocketing land values.

Can farmers and ranchers stay on land?

But farmers and ranchers can stay on the land and keep it in production for future generations. Land trusts and conservation easements with financial incentives offer farmers and ranchers a way to do so. Texas is still a rural state, but it’s growing more urban every year.

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