Human Impact on the Environment Flashcard

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What is pollution?

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Pollution is the introduction of harmful substances or products into the environment, which can cause adverse effects on living organisms and ecosystems.

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What are the main sources of pollution?

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Main sources of pollution include industrial waste, vehicle emissions, agricultural runoff, and waste disposal.

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What is deforestation?

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Deforestation is the clearing or thinning of forests by humans, often to make way for agricultural activities or urban development.

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How does deforestation affect the carbon cycle?

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Deforestation disrupts the carbon cycle by releasing stored carbon dioxide into the atmosphere when trees are cut down, contributing to climate change.

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What are greenhouse gases?

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Greenhouse gases are gases that trap heat in the atmosphere, including carbon dioxide, methane, and nitrous oxide, contributing to the greenhouse effect.

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What is the greenhouse effect?

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The greenhouse effect is the warming of the Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

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What is sustainable logging?

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Sustainable logging is the practice of harvesting timber in a way that maintains the health of the forest ecosystem and ensures that it can regenerate.

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What are the consequences of water pollution?

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Water pollution can lead to the contamination of drinking water, harm aquatic life, disrupt ecosystems, and pose health risks to humans.

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What role do trees play in the environment?

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Trees play a crucial role in the environment by absorbing carbon dioxide, producing oxygen, providing habitat for wildlife, and preventing soil erosion.

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What is climate change?

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Climate change refers to significant changes in global temperatures and weather patterns over time, primarily driven by human activities such as burning fossil fuels.