Population Growth and Resource Consumption

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Population Noun

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[pop-yoo-lay-shun]

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Population

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The total number of individuals of a species, such as humans, living in a specific area.

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Example: A population pyramid shows the age and gender distribution of a population, helping to understand growth patterns.

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Birth Rate Noun

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[burth rayt]

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Birth Rate

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The number of births per 1,000 individuals for a certain time period.

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Example: The chart shows how birth rates change over time in different industrial stages.

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Death Rate Noun

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[deth rayt]

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Death Rate

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The number of deaths per 1,000 individuals for a certain time period.

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Example: A bar chart showing death rates in different countries helps understand population health differences.

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Industrial Revolution Noun

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[in-duhs-tree-uhl rev-uh-loo-shun]

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Industrial Revolution

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A period of major technological advancement from 1750 that increased resource availability and lowered the death rate.

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Example: A steam engine model shows how steam power drove machinery during the Industrial Revolution.

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Exponential Growth Noun

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[ek-spoh-nen-shuhl grohth]

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Exponential Growth

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A growth pattern where a population grows faster as it gets larger because individuals reproduce at a constant rate.

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Example: The graph shows how a population grows faster as it gets larger over time.

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Limiting Factor Noun

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[lim-it-ing fak-ter]

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Limiting Factor

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An environmental condition, such as limited food or space, that restricts population growth.

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Example: The image illustrates different organisms, hinting at limiting factors like food and space affecting population growth.

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Natural Resources Noun

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[nach-er-uhl ree-sor-siz]

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Natural Resources

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Resources provided by Earth that humans rely on to live, such as energy sources, minerals, and water.

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Example: The image shows different natural resources like sun, forest, and water, which are essential for life.

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Per-Capita Adjective

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[per kap-i-tuh]

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Per-Capita

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A term meaning 'per person,' often used to describe the consumption of natural resources on an individual basis.

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Example: The image shows how to calculate income per capita by dividing total income by the number of people.

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Constraint Noun

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[kun-straynt]

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Constraint

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A limitation or restriction, such as the availability of fresh water, that can limit human activities.

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Example: A triangle shows how constraints like environment and task affect learning.

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Nonrenewable Resources Noun

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[non-ri-noo-uh-buhl ree-sor-siz]

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Nonrenewable Resources

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Resources, like fossil fuels, that are used faster than they can be replaced by natural processes.

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Example: Marine organisms transform into oil and gas over millions of years due to heat and pressure.