The residents of Camden, New Jersey do not live in a bustling city as do residents living across the Delaware River in Philadelphia, Pennsylvania. Instead, Camden s largely minority population lives in an environmentally and economically devastated neighborhood replete with two Superfund sites. Garbage incinerators, sewage treatment plants and polluting factories have been placed in Camden beca...

Under environmental regulations, the government restricts economic activities of polluting OEMs (Original Equipment Manufacturers) in order to improve ecological and efficiency. The most direct measure is limit production capacity companies. condition limited capacity, selection strategy will be determinant company’s own profits. In foundry market, there are many low-profit orders, while number...

The possible stellar origin of those short-lived nuclei that were shown to be alive in the early solar system is briefly discussed. A possible revival of the model for a close-by AGB star polluting the protosolar nebula depends on the strongly debated problem of the initial amount of Fe, as inferred from recent measurements in early condensates.

We focus on the interaction between a representative polluting tannery and negatively impacted small farmer in Kanpur, India. The produces leather toxic chemical waste that ends up wastewater used by to irrigate agricultural land grow vegetables. generated is functionally related its output of leather. faces capacity constraint describes maximum amount vegetables he can grow. In this setting, w...

processing of minerals and production of metals has increased greatly in recent years. as a result, the quantities of waste material and pollutants have also increased. in many cases technology has changed to cope with the problem. processes have been either modified to decrease emissions, or replaced by others that are less polluting even if at a higher cost. this paper briefly reviews example...