Schematic diagram of the ecological recycling model of “gas, electricity, heat, and fertilizer” co-production. (IMAGE)

Tsinghua University Press

Schematic diagram of the ecological recycling model of “gas, electricity, heat, and fertilizer” co-production.

Caption

The diagram illustrates the closed-loop system converting agricultural waste into biogas, electricity, heat, and fertilizer.

 

Credit

Circular Economy

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