... of this gas in different Tehran metro stations. In general, all 42 subway stations of Tehran and Karaj cities were measured at continuous time intervals during the spring season. On average, trace amounts of radon gas were observed in all the stations, but high concentrations of radon gas were measured...

... needs of stakeholders, including the benefits of seismic retrofit. The proposed framework is applied to a spatially distributed infrastructure portfolio composed of over 1000 public school buildings across Makati and Quezon City, in the Metro Manila region in Philippines, to demonstrate the value...

... areas of arid and semi-arid regions. Almost all metro cities of India are facing problems of water logging and flooding even after a short heavy rainfall. In metro cities RWH could be helpful for artificially recharging groundwater in depleted water level areas; reduction of flood risk in urban areas...