WWF: Water quality in Mendalam River, Heart of Borneo, now has
significantly improved PONTIANAK (18/10) - The four years
analysis on water quality of Mendalam River, Kapuas Hulu, West
Kalimantan since 2009 until 2012, done by WWF-Indonesia West
Kalimantan Program in collaboration with ICRAF, LIPI and PDAM
Tirta Dharma (state tap-water company), showed a significant
decrease in water turbidity and sediment concentration in
Mendalam River. "This study showed a decrease in the average
concentration of turbidity, from 13.2 NTU in July 2009 to 8.4
NTU (36.4%) in the measurement from June to July 2012. Trend of
sediment concentration indicated a decrease approximately 41.6%,
from 26.4 mg / liter (2009) to 15.4 mg / liter in 2012," said
Iwan Ridwansyah, MSc, researcher from the Indonesian Institute
of Sciences (LIPI). "To address the quality problem of the river
in West Kalimantan Province, WWF-Indonesia, CARE and IIED,
supported by WWF Netherlands DGIS, started since 2006, have been
working together through impleme