Environmental Science and Sustainability

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What is Environmental Science?

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The study of the interactions among the physical, chemical, and biological components of the environment.

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What are the primary focuses of Environmental Science?

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Pollution, human activities, biological diversity, and sustainability.

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What does Ecology study?

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The interactions between organisms and their environment.

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What is an Ecosystem?

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An area where living and non-living things interact, including all organisms and their physical environment.

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What are the two main types of ecosystems?

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Terrestrial (land-based) and Aquatic (water-based).

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What are the two main components of an ecosystem?

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Biotic (living) and Abiotic (non-living) components.

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What is Productivity in an ecosystem?

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The rate of biomass production, including Gross Primary Productivity and Secondary Productivity.

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What is Decomposition?

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The breakdown of complex organic matter into simpler organic substances.

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What is Energy Flow in an ecosystem?

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The one-directional flow of energy from producers to consumers to decomposers.

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What are the three types of organisms based on energy roles?

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Autotrophs (producers), Heterotrophs (consumers), and Saprotrophs (decomposers).