DAVAO CITY – A Filipino company based here has promoted the conversion of biodegradable waste to natural fertilizer by giving incentives to interested Dabawenyos. The Davao Thermo Biotech Corporation (DTBC) launched its project called the Yellow Drum Project (YDP) in the last quarter of 2020. This aims to adopt biodegradable waste management by diverting biodegradable continue reading : Davao-based firm promotes urban gardening