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. 2022 Sep 20;8(9):e10727. doi: 10.1016/j.heliyon.2022.e10727

Table A1.

Annual benefit of biogas use (USD/year).

Items Small Medium Large Average
CO2 emission 14.17 19.83 28.33 20.78
Health 12.86 10.12 6.43 9.80