14 articles in this issue
Kardono Kardono
Indonesia, a nation with more than 230 million population, is the world’s largest archipelagic state located between Asia and Australia continents. In 2000, the production of municipal solid waste (MSW) or refuse in 384 Indonesian cities was about 80,235 ... see more
Mohamad Sidik Boedoyo
Being located in the equator and also has bondaries with two tectonic plates, Indopnesia has various of energy resources, such as oil, coal, natural gas, as well as, renewable energy resources such as geothermal, solar, hydro, wind etc. In relation to the... see more
Petrus Nugro Rahardjo
In the last ten years water pollution problem in Jakarta has been becoming more serious. The highly increasing population causes the rising amount of domestic wastewater. Rivers in Jakarta have already been polluted by various wastewaters, such as from in... see more
Indriyati Indriyati
The organic concentration of soft drink factory waste water has not high organic concentration, therefore one of the alternatives of the treatment technology is using aerobic system : activated sludge. On this observation can be seen that the system can b... see more
Satmoko Yudo
Karang Anyar Flat was built about 30 years ago to provide public cheap and proper housings located in the center of the town. But rightnow condition of the flat is not comfortable anymore, especially the problem on domstic waste treatment instalation. It ... see more
Wahyu Garinas
Ground water potential map showed that the Salimpaung in Tanah Datar District has very low water resources potential. Deep and shallow water resources were found in some places and in a limited area.Interpretation of imaging resistivity showed that water ... see more
Suyanto Pawiroharsono
Leather industries contribute significant problems due to the hazard wastes, that threat to environmental sustainability and to human health. The negative impacts are particularly caused by the chemical compounds used in the conventional process of the le... see more
Euthalia Hanggari Sittadewi
Tondano is a natural and biggest lake in North Sulawesi which some strategic functions i.e for irrigation, source of drinking water, hydropower, freshwater culture, tourisms, overflow control. Wide of Tondano Lake is about 46 – 51 km2. There are 35 stream... see more
Muhammad Mansur
Ecological studies on Nepenthes at Peat Swamps Forest Natural Laboratory, Kereng Bangkirai Sabangau, Central Kalimantan, was conducted on April to May, 2006. Survey method used for to known diversity of Nepenthes in study site and we made four small plots... see more
Untung Suwahyono
From the stand point of carbon dioxide cycle on global warming, the conversion of CO2 into various useful carbonic material compound is one solution. Using natural energy sources such as LNG and cole may contribute to CO2 removal in the atmosphere. As one... see more
Mulyati Rahayu
Abelmoschus esculentus (L,) Moench. (Malvaceae) is non-indeginous speciesin Indonesia but people in Wawonii Island, Southeast Sulawesi, was long enough traditionally domesticated and used it. The utilization of this plant teds increase but effort on inten... see more
Beauveria bassiana is a well known entomopathogenic fungus that has been widely used for biocontrol of many economically important pest of crops. Production technology for massive production of bioinsecticide B. bassiana still using liquid fermentation. P... see more
Sri Puji Ganefati
Waste as one of human activity products should be managed in order to minimize its negative impacts to the environment and human health. Environmental pollution will also take place due to waste which contains hazardous substances, such... see more
Ikhwanuddin Mawardi
Water resource capacity in Java is significantly decreased. This has beennoticed by the more frequent floods and over-dried seasons happened inseveral locations in Java. On the other side, the water demand in Java israised as the result of increasing popu... see more