Learn
Games

5.2 - Distribution of Population

Interactive Audio Lesson

Listen to a student-teacher conversation explaining the topic in a relatable way.

Understanding Population Distribution

Unlock Audio Lesson

Signup and Enroll to the course for listening the Audio Lesson

Teacher
Teacher

Today, we're discussing the distribution of population. Can anyone tell me what that means?

Student 1
Student 1

Does it mean how people are spread out over the land?

Teacher
Teacher

Exactly! More than 90% of the world's population lives in just about 30% of the land area. Remember that with the acronym '90 in 30.' Why do you think this distribution is so uneven?

Student 2
Student 2

Maybe because some places are more livable than others?

Teacher
Teacher

Great observation! Factors like climate and geography definitely affect where people choose to live.

Factors Affecting Population Distribution

Unlock Audio Lesson

Signup and Enroll to the course for listening the Audio Lesson

Teacher
Teacher

Now, let's discuss what makes certain areas more populated. Can anyone name a geographical factor?

Student 3
Student 3

Fertile soil!

Teacher
Teacher

Correct! Fertile soil is essential for agriculture, leading to higher populations in those areas. What about social factors, Student_4?

Student 4
Student 4

Areas with better education and healthcare attract more people!

Teacher
Teacher

Exactly! These social elements can significantly influence population distribution. Remember 'Fertility and Facilities' to keep these in mind.

Population Change Over Time

Unlock Audio Lesson

Signup and Enroll to the course for listening the Audio Lesson

Teacher
Teacher

Shifting gears, let's look at how population changes over time. What factors contribute to changes in population?

Student 1
Student 1

Births and deaths!

Teacher
Teacher

That's right. We also need to talk about migration. Can someone explain the difference between emigration and immigration?

Student 2
Student 2

Emigration is when people leave a country, and immigration is when they enter.

Teacher
Teacher

Perfect! Remember 'E for Exit' and 'I for In.' These concepts play a crucial role in changing population dynamics.

Population Composition

Unlock Audio Lesson

Signup and Enroll to the course for listening the Audio Lesson

Teacher
Teacher

What do we mean by population composition? Can anyone break it down?

Student 3
Student 3

It’s about understanding who is in a population, right? Like how many are old or young?

Teacher
Teacher

Exactly! Age and sex make up the population composition. This can help us understand labor forces and age dependents.

Student 4
Student 4

So, a country with lots of young people will have different needs than one with many elderly people?

Teacher
Teacher

Absolutely! This is why studying population pyramids is so important. Remember to visualize these pyramids for better understanding!

Global Population Trends

Unlock Audio Lesson

Signup and Enroll to the course for listening the Audio Lesson

Teacher
Teacher

As we conclude, let’s discuss global trends. What have we noticed about population growth over the years?

Student 1
Student 1

It's been increasing rapidly since the 1800s!

Teacher
Teacher

Exactly! The world population has tripled in just 155 years! Keep in mind the concept of population explosion.

Student 2
Student 2

Why does that happen?

Teacher
Teacher

Mainly due to decreased death rates and consistently high birth rates. To summarize, remember the acronym 'PEFB' for Population Explosion from Falling Birth Rates.

Introduction & Overview

Read a summary of the section's main ideas. Choose from Basic, Medium, or Detailed.

Quick Overview

The distribution of population refers to how people are spread across the Earth's surface, with significant disparities in density and demographic characteristics in different regions.

Standard

This section outlines the concept of population distribution, noting that over 90% of the world’s population lives on only 30% of the land area. It discusses factors affecting this uneven distribution, including geographical, social, cultural, and economic aspects, along with the implications of population changes over time.

Detailed

Detailed Summary

The distribution of population describes the arrangement of people across the Earth's surface, revealing that the world’s population is unevenly balanced; more than 90% resides in roughly 30% of the land area. Key areas of high population density include South and Southeast Asia, Europe, and northeastern North America. Conversely, regions such as high latitude areas, tropical deserts, high mountains, and equatorial forests are largely uninhabited. The text highlights a significant demographic pattern where three-quarters of the population lives in Asia and Africa while only a fraction resides in regions like Oceania and South America.

Factors influencing this uneven distribution include geographical elements like topography, climate, soil fertility, water resources, and mineral deposits, making certain areas more attractive for settlement. Furthermore, social and economic factors play a vital role; regions with better housing, education, and economic opportunities experience higher population densities. The section also emphasizes population changes driven by birth and death rates alongside migration, which collectively shape demographic structures globally.

Youtube Videos

Human Resources Full Chapter Class 8 Geography | CBSE Class 8 Geography Chapter 6
Human Resources Full Chapter Class 8 Geography | CBSE Class 8 Geography Chapter 6
Distribution of Population - Human Resources | Class 8 Geography
Distribution of Population - Human Resources | Class 8 Geography
Human Resources class 8 Social Science (Geograph) Chapter 6 | BYJU'S - Class 8
Human Resources class 8 Social Science (Geograph) Chapter 6 | BYJU'S - Class 8
Human Resources | Geography | Class 8
Human Resources | Geography | Class 8
Distribution of Population - Human Resources | Class 8 Geography Chapter 5 | CBSE 2024-25
Distribution of Population - Human Resources | Class 8 Geography Chapter 5 | CBSE 2024-25
Population Composition - Human Resources | Class 8 Geography | CBSE NCERT
Population Composition - Human Resources | Class 8 Geography | CBSE NCERT
Human Resources | Class 8 Geography | By Supriya Ma'am
Human Resources | Class 8 Geography | By Supriya Ma'am
Human Resource Development and Man Made Resources | Class 8 - Geography | Learn With BYJU'S
Human Resource Development and Man Made Resources | Class 8 - Geography | Learn With BYJU'S
Chapter 6: Human Resources | Geography Class 8 NCERT
Chapter 6: Human Resources | Geography Class 8 NCERT
Distribution & Density of Population - Chapter 5 - Human Resource - Geography Social Science Class 8
Distribution & Density of Population - Chapter 5 - Human Resource - Geography Social Science Class 8

Audio Book

Dive deep into the subject with an immersive audiobook experience.

Understanding Population Distribution

Unlock Audio Book

Signup and Enroll to the course for listening the Audio Book

The way in which people are spread across the earth's surface is known as the pattern of population distribution. More than 90 per cent of the world’s population lives in about 30 per cent of the land surface. The distribution of population in the world is extremely uneven.

Detailed Explanation

Population distribution refers to how people are spread out across the planet. It's important to note that while the Earth has a vast land area, most of the population is concentrated in specific regions. In fact, over 90% of people live on only 30% of the land. This means that some areas are very crowded, while others have very few people. Understanding this distribution helps us grasp where resources and services are needed the most.

Examples & Analogies

Think of a small pie cut into many pieces. If most of the guests at a party only eat from the small section of the pie, that part becomes empty quickly, while other parts remain full. Similarly, in terms of population, some regions (like urban areas) 'get eaten up' by high population density, leaving vast areas (like deserts) much less populated.

Densely and Sparsely Populated Areas

Unlock Audio Book

Signup and Enroll to the course for listening the Audio Book

Some areas are very crowded and some are sparely populated. The crowded areas are South and Southeast Asia, Europe, and northeastern North America. Very few people live in high latitude areas, tropical deserts, high mountains, and areas of equatorial forests.

Detailed Explanation

Around the world, some regions have a high density of people, meaning there are many people living in a small area. For example, South and Southeast Asia, parts of Europe, and northeastern North America are known for having a lot of people in them. In contrast, extreme environments such as deserts, high mountains, and forests near the equator contain very few inhabitants. Understanding these patterns helps in planning infrastructure, services, and resources in urban areas versus rural or uninhabitable areas.

Examples & Analogies

Imagine a classroom filled with students. On a test day, some kids sit closer to the front and are surrounded by friends, while others sit at the back, spread out and lonely. The front row can be compared to densely populated areas, where people are close together, while the back row is like the sparsely populated regions.

Geographic Distribution

Unlock Audio Book

Signup and Enroll to the course for listening the Audio Book

Many more people live north of the Equator than south of the Equator. Almost three-quarters of the world’s people live in two continents: Asia and Africa. Sixty per cent of the world’s people stay in just 10 countries. All of them have more than 100 million people.

Detailed Explanation

The geographic distribution of the population indicates where people live in relation to the Equator. Notably, the majority of the global population resides in the Northern Hemisphere, specifically in regions like Asia and Africa. Interestingly, 60% of people live in just 10 countries, all of which have populations exceeding 100 million. This concentration illustrates the significant disparities in population density across different nations.

Examples & Analogies

Take a world map, and if you color in the countries with the most people, you would notice that Southeast Asia has a lot of bright colors while South America might have only a few. It’s like a pizza where most of the toppings are concentrated on one half but not the other, showcasing how unevenly spread the population is.

Reasons for Uneven Distribution

Unlock Audio Book

Signup and Enroll to the course for listening the Audio Book

Factors such as geography, climate, soil fertility, and availability of resources significantly affect how population is distributed. Areas with favorable conditions such as good climate, fertile soil, and access to water sources tend to be more densely populated.

Detailed Explanation

Geographic and environmental factors play a critical role in shaping population distribution. Regions that are flat, have a mild climate, fertile soil, and ample fresh water are more likely to attract people. Conversely, harsh climates, rough terrains, and lack of resources result in lower populations. Recognizing these factors helps researchers and policymakers understand and manage human settlements.

Examples & Analogies

Think about a camping trip. You and your friends would prefer a flat area with trees for shade and a water source nearby rather than camping on a rocky mountain or in an arid desert. Similarly, people are drawn to areas where the environment supports life and economic activities.

Definitions & Key Concepts

Learn essential terms and foundational ideas that form the basis of the topic.

Key Concepts

  • Population Distribution: How people are spaced over the Earth’s surface, with significant concentrations in urban areas.

  • Population Density: Measures how crowded an area is, typically per square kilometer.

  • Natural Growth Rate: The difference between the number of births and deaths in a population.

  • Migration: Involves the movement of people which can significantly impact population numbers.

  • Population Composition: Refers to the structure and characteristics of a population.

Examples & Real-Life Applications

See how the concepts apply in real-world scenarios to understand their practical implications.

Examples

  • In India, over 60% of the population lives in just a few densely populated states, such as Uttar Pradesh and Maharashtra.

  • Countries like Canada and Mongolia have large land areas but are sparsely populated due to harsh climates.

Memory Aids

Use mnemonics, acronyms, or visual cues to help remember key information more easily.

🎵 Rhymes Time

  • In cities big and lush, people gather and rush; in deserts dry and bare, few find a home to share.

📖 Fascinating Stories

  • Once upon a time, in a land where the soil was fertile, farmers thrived and towns grew. However, across the mountains where it was steep, few dared to sow or reap.

🧠 Other Memory Gems

  • Remember 'FEWS' for the factors affecting population: Fertile soil, Education, Water, and Social amenities.

🎯 Super Acronyms

Use 'BASE' to remember the impact of population density

  • B=Births
  • A=Age structure
  • S=Social Services
  • E=Environment.

Flash Cards

Review key concepts with flashcards.

Glossary of Terms

Review the Definitions for terms.

  • Term: Population Distribution

    Definition:

    The way in which people are spread across the Earth's surface.

  • Term: Population Density

    Definition:

    The number of people living per unit area, typically expressed as persons per square kilometer.

  • Term: Migration

    Definition:

    The movement of people from one place to another.

  • Term: Emigration

    Definition:

    Leaving one country to live in another.

  • Term: Immigration

    Definition:

    Entering a new country to live.

  • Term: Population Composition

    Definition:

    The structure of a population based on various characteristics like age and sex.

  • Term: Population Pyramid

    Definition:

    A graphical representation of the age and sex composition of a population.