Environmental Science Final Exam Review

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What is a harmful algal bloom (HAB)?

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A harmful algal bloom (HAB) is a rapid increase in the population of algae in water bodies, which can produce toxins harmful to aquatic life and humans.

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What is a nonrenewable natural resource?

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A nonrenewable natural resource is a resource that cannot be replenished in a short period of time, such as natural gas, coal, and oil.

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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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What percentage of electricity production in the US comes from natural gas?

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Approximately 35% of electricity production in the US comes from natural gas.

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What are renewable natural resources?

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Renewable natural resources are resources that can be replenished naturally over time, such as wind energy, solar energy, and hydropower.

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What is the impact of deforestation on the environment?

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Deforestation can lead to loss of biodiversity, disruption of water cycles, and increased greenhouse gas emissions.

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What is the significance of conservation in environmental science?

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Conservation is the sustainable management of natural resources to prevent depletion and ensure their availability for future generations.

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What is the role of photosynthesis in the ecosystem?

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Photosynthesis is the process by which green plants convert sunlight into chemical energy, producing oxygen and organic compounds that are essential for life.

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What are the effects of climate change on natural resources?

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Climate change can lead to altered weather patterns, affecting the availability and distribution of natural resources like water, food, and energy.

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What is the difference between renewable and nonrenewable energy sources?

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Renewable energy sources can be replenished naturally (e.g., solar, wind), while nonrenewable sources are finite and will deplete over time (e.g., coal, oil).