Three ‘R’: An Effective Sustainable Waste Management Approach
3
Fig. 1 Classification of waste based on physical form and impact on human health
of these wastes as they have impact on human health. The major concern is with the
hospital waste which is pathogenic to humans as well as animals.
3 Three ‘R’ Approach for Waste Management
One of the important principles of waste management is waste hierarchy which has
a basic moto to maximize the practical benefits of products and minimizing the end
waste (Hasen and Jorgensen 1991). Three concepts in waste hierarchy are three ‘R’
which represents reduce recycle and reuse. The three R approach of reduce, recycle,
and reuse seems to be most effective way for the sustainable waste management
when implemented effectively (Fig. 2).
Each option of the hierarchy has been built up as a diversion from landfill based
disposal issues which was one of the major concern earlier (Van Ewijk and Stegemann
2014).
Fig. 2 Three ‘R’ approach
of waste management
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