Abstract An electrical resistivity survey has been carried out in Padalarang, West Java, to investigate groundwater potential solve the lack of clean water. The consists three vertical sounding (VES) and four tomography (ERT) profiles study area. data was processed using inversion method. Wells area is available validate data. result VES shows a low value (2.82 - 11.72 Ωm) at its fourth layer, ...

Descriptions of Javan gibbon social organization usually emphasize the small group size, territoriality, and monogamous mating pattern.. However, there are relatively few data on the distribution, behavior, or socioecology of this species (Kappeler, 1984; Nijman, 2001). These data are important for the conservation of this species, as well as for developing accurate evolutionary models of gibbo...