Nearest neighbour effects in kerbside household waste recycling

Nearest neighbour effects in kerbside household waste recycling
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路边生活垃圾回收的最近邻效应

DOI:
10.1016/j.resconrec.2007.11.004
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发表时间:
2008
影响因子:
13.2
通讯作者:
P. Shaw
P. Shaw
中科院分区:
环境科学与生态学1区
文献类型:
--
作者:
P. Shaw

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尽管影响住户路边回收行为的因素通常已广为人知,但我们的理解主要来自将家庭或住户视为离散的个体实体的研究。对于离散家庭的回收行为是否以及如何受到与邻近其他家庭(例如近邻)的社会互动的影响,人们知之甚少。因此,本研究旨在评估社会互动对近邻一级住户回收行为的影响。最近邻相互作用的量化首先涉及构建模型以产生回收参与者的重复随机分配分布。然后根据位于两个相邻回收参与者之间的回收家庭数量来列举建模和观察的路边回收商的空间分布(于 2001 年 9 月和 2002 年 1 月进行调查),并标准化为相邻街区的房屋数量和参与家庭的数量。观察结果与模型输出的比较表明,在相对较少的情况下,回收家庭比随机建模分布更加聚集。与类似大小的线性定向块相比,连续的死胡同块的正聚类效应更常见。随着线性连续街区中房屋数量的增加,集群也减少了。该研究得出的结论是,通过引入社会互动和规范来增强路边回收的潜力可能会受到限制,因为(1)住户之间的社会互动频率较低,以及(2)街道建筑对社会互动的影响。
Although the factors influencing householders’ kerbside recycling behaviour are generally well understood, our understanding derives primarily from research that has considered households or householders as discrete, individual entities. Relatively little is known of whether and how the recycling behaviour of discrete households is influenced by social interactions with other households in close proximity, such as immediate neighbours. This study aimed therefore to assess social interaction effects on householders’ recycling behaviour at the level of immediate neighbours. Quantification of nearest neighbour interactions involved first the construction of a model to produce repeated randomly allocated distributions of recycling participants. Spatial distributions of both modelled and observed kerbside recyclers (surveyed in September 2001 and January 2002) were then enumerated in terms of the numbers of recycling households located between two neighbouring recycling participants, normalized to the number of houses in contiguous blocks and the number of participating households. Comparison of observations to model outputs showed that recycling households were more clustered than for randomly modelled distributions in relatively few cases. Positive clustering effects were more common for contiguous cul-de-sac blocks than for linearly oriented blocks of similar size. Clustering also diminished as the number of houses in linear contiguous blocks increased. The study concluded that the potential for enhancing kerbside recycling by invoking social interactions and norms may be limited due to (1) the low frequency of social interactions between householders and (2) the influence of street architecture on social interactions.