Pollution-prevention hierarchy

Pollution prevention hierarchy - The order of preference (highest to lowest) is source reduction, recycling, treatment, and secure land disposal ... 

This definition manifests itself in the form of the pollution prevention hierarchy shown in Fig. 5. In this hierarchy, safe disposal forms the base of the pyramid, and minimizing the generation of waste at the source is at the peak. 

A definition of each tier in the pollution prevention hierarchy is given below ... 

In this article, we will focus on the upper three tiers of the pollution prevention hierarchy that is, minimize generation, minimize introduction, and segregate and reuse. This is where the real opportunity exists for reducing waste and emissions while also improving the business bottom line. 

Pollution prevention mode. One or more of the pollution prevention modes in the pollution prevention hierarchy (source reduction, recycle, reuse, treatment, and disposal) was assigned based on review, discussion, and consensus among study team members. These classifications were not obvious in several cases and required extended debate. 

Another alternative option in the pollution prevention hierarchy is the ultimate disposal. This method mainly consists of land-farming, land-filling, deep-well injection, and ocean-dumping. 

Treatment and disposal practices are viewed as low-priority options or simply not considered as part of the pollution prevention hierarchy. However, the four pollution prevention options—source reduction, recycling, treatment, and ultimate disposal—... 

Figure 1.1 Pollution Prevention Hierarchy [5]. (Copyright 1993, John WUey Sons, Inc.) This material is used by permission of John WUey Sons, Inc.

Based on the Pollution Prevention Hierarchy, what is the best approach to minimize pollution ... 

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