Storage and destruction or garbage utilization is not effective, so there is no residual waste piles and pile up around the areas until the odor pollution formation, with the environment.
Collection and destruction Or refuse to use inefficient. The residual waste pile to pile up and smell the area that contributes to environmental pollution.
Storage and destroyed or the waste utilization is efficient, the waste residue pile pile up and stink over the area to cause pollution to the environment.