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The forest is dominated by arbor species, with a certain area and density of woody plant communities, which are restricted by the environment and affect the environment, forming a unique ecosystem as a whole. ( )

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What are the ecological benefits of forests?____

A. Forests can conserve water and soil
B. Forests can prevent wind and fix sand
C. Forests can regulate the climate
D. Forests can eliminate pollution

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All solid waste can be used for composting.

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Solid waste occupies lots of lands and spoils the value of the area.

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Generally, municipal solid waste includes organic wastes, paper, plastic, glass metals and other wastes. the majority of solid waste is organic waste.

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