Heavy metals from urban runoff preserved in sedimentary deposits record long-term economic and industrial development via the expansion and contraction of a city's infrastructure. Lead concentrations and isotopic compositions measured in the sediments of the harbor of Ostia-Rome's first harbor-show that lead pipes used in the water supply networks of Rome and Ostia were the only source of radio...

The purpose of this study was to determine the competence and performance loading unloading workforce improve services at Port Cirebon. research method uses qualitative methods through Importance Performance Analysis. Data collection techniques are direct observation, in-depth interviews, literature studies, focus group discussions, triangulation, documentation, participation. results indicate ...

The long-term goal of this work is an integrated defense system that provides protection of Navy assets, while in port, from the threat posed by covert swimmers. The general concept is to hail, deter, and/or incapacitate the threat by directing a controlled level of low-frequency acoustic energy at the target location. At the system level, the concept requires combining elements of target detec...