"Anaerobic lagoon covered with a flexible membrane to\ncapture methane produced during the digestion process"@en . "0001-01-01T00:00:00"^^ . "https://cdm.unfccc.int/methodologies/PAmethodologies/tools/am-tool-14-v1.pdf"@en . . . "0001-01-01T00:00:00"^^ . . "covered anaerobic lagoon"@en .