Impact on Land

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Natural Resource Noun

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[nach-er-uhl ree-sors]

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Natural Resource

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Something from Earth that living things use to meet their needs, including food, clean water, and land.

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Example: The image shows Earth as a water source, highlighting natural resources.

Front

Deforestation Noun

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[dee-for-uh-stey-shuhn]

Back

Deforestation

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The cutting down and removal of large areas of forests for various human activities like farming or building.

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Example: The image shows cut trees and stumps, illustrating deforestation.

Front

Desertification Noun

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[dih-zur-tuh-fi-key-shuhn]

Back

Desertification

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The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.

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Example: A green landscape turning into a desert shows how fertile land becomes barren due to desertification.

Front

Urbanization Noun

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[ur-buh-nuh-zey-shuhn]

Back

Urbanization

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The process of developing land for houses and other buildings near a city, leading to population shifts.

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Example: The image shows a suburban area, illustrating urbanization by displaying developed land with houses near a city.

Front

Stream Discharge Noun

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[streem dis-chahrj]

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Stream Discharge

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The volume of water that flows through a specific point in a stream or river per unit of time.

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Example: Water flows down a mountain, showing stream discharge as it moves through the landscape.

Front

Bottom-up Driven System Noun

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[bot-uhm-uhp driv-en sis-tuhm]

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Bottom-up Driven System

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An ecological system where resources and primary producers at the lowest trophic level control population sizes at higher levels.

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Example: Primary producers like phytoplankton support higher trophic levels, demonstrating a bottom-up driven system.

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Top-down Effects Noun

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[top-doun uh-fekts]

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Top-down Effects

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An ecological situation where predators at the top of the food web control the populations of organisms below them.

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Example: Tigers control deer populations, which in turn affects plant growth, demonstrating top-down effects.

Front

Landfills Noun

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[land-filz]

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Landfills

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Designated areas where solid waste and trash are collected, stored, and buried under layers of earth.

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Example: This diagram shows the layers of a landfill, including waste and protective covers, illustrating how trash is stored and managed.

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Hazardous Waste Noun

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[haz-er-duhs weyst]

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Hazardous Waste

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Trash containing harmful substances that can negatively affect soil, water, air quality, and the health of living things.

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Example: A landfill with mixed waste shows how hazardous materials can affect the environment.

Front

Pollution Noun

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[puh-loo-shuhn]

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Pollution

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The contamination of the environment with substances that are harmful to life and natural systems.

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Example: The image shows factory emissions causing pollution, harming trees and land.