Environment and Sustainable Development

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The environment encompasses all living and non-living things occurring naturally on Earth or in a particular region. It includes biotic elements like plants and animals, and abiotic elements like air,…

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Biotic elements are the living parts of the environment. They include birds, animals, plants, and forests. They interact with abiotic elements to form natural ecosystems.

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Abiotic elements are the non-living parts of the environment. Examples include air, water, rocks, and the sun. These elements affect living organisms and are part of every natural system.

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The environment provides resources needed for production, absorbs wastes, and supports life. Economic activity depends on natural resources, so damage to the environment can reduce health, productivit…

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Renewable resources are resources that are replenished easily over time and can be used without the possibility of depletion. Examples include trees in forests and fishes in the ocean.

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Non-renewable resources are resources that can get exhausted or depleted over time as they are used up. Examples include petroleum, natural gas, coal, uranium-235, and gold.

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Non-renewable resources are limited and cannot be replaced quickly. If they are overused today, future generations may not have enough for their needs. Careful use protects long-term development.

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A pollutant is a waste material or substance which causes an undesirable change in a natural resource or ecosystem. Examples include smoke, dust, poisonous gases, industrial effluents, and sewage.