This paper addresses waste collection problems in which urban household and solid waste are brought from waste collection points to waste Puddlesuits disposal plants.The collection of waste from the collection points herein is modeled as a multi-depot vehicle routing problem (MDVRP), aiming at minimizing the total transportation distance.In this st
This text offers a series of reflections concerning the relationship between trade and the environment, in light of the effects that a Free Trade Agreement might have for environmental norms and institutions.The first Shave Oil part of the article examines the implications of extending intellectual property rights to the specific case of biological
Crustal stress field can have a significant influence on the way magma is channelled through the crust and erupted explosively at the surface.Large Caldera Forming Eruptions (LCFEs) can erupt hundreds to thousands of cubic kilometres of Sleeper Sectional magma in a relatively short time along fissures under the control of a far-field extensional st