TEMPO Interactive, Palangkaraya:Out of a total of 1,068 mining companies in Kalimantan Province, only about 300 or 30 percent of them applied proper environmental management systems. “The rest are potentially harmful to the environment—and the damage will happen soon,” said Minister of Environmental Affairs Balthasar Kambuaya in Palangkaraya on Thursday. The minister requested environmental affairs institutions in regencies and cities to conduct supervision. Balthasar also revealed the result of a research conducted by his ministry on the compliance of mining companies in Kalimantan in managing their businesses and being environmentally friendly. “Out of 115 companies involved in the research, 27 fall in the red category, 4 in black, 62 blue, 21 green, and 1 falls in the gold category,” the minister added. The ministry explained that Indonesian coal deposit, based on geological data from the Energy and Mineral Resources Ministry in 2007, reaches 6.3 billion tons. Out of the amount, 4.3 billion tons or 83 percent of it is located in Kalimantan while the remaining 905 million tons are located in Sumatra. Furthermore, 13 percent on fuel deposits is also located in Kalimantan. KARANA WW| PARLIZA HENDRAWAN