Nilai ekonomi lingkungan pemanfaatan limbah cair dan limbah tankos hasil pengolahan industri kelapa sawit PT. Musirawas Citraharpindo

Abstract

The development of plantations is currently accompa nied by environmental issues arising from the waste from the palm oil industry. The utilizati on of waste to be of economic value is necessary to reduce negative impacts on the environ ment and create an environmentally friendly industry. Thus, it can reduce production c osts, increase income, and not burden the environment. The purpose of this research is to ana lyze the environmental economic value of the utilization of liquid waste and tankos solid wa ste. This research method uses observation, interview, documentation, and economic valuation te chniques. The results of the calculation of changes in the productivity of waste utilization as a reduction in the use of urea fertilizer, RP fertilizer, MOP fertilizer, and kieserite fertilize r provide an economic value of sludge liquid waste of IDR 46,644,326.72 and tankos solid waste o f IDR 1,784,059,650.00. The results of the study conclude that the use of sludge liquid wa ste and tankos solid waste carried out by the company in 2017 with an applied area of 3,443.16 he ctares was able to provide an environmental economic value of Rp. 1,830,703,967.7 2.