Using nudges for water demand management: A field experiment for water conservation

With the growing need for water demand management, several nudge-based interventions have been undertaken from March to September 2019 guide humans toward socially desirable behavior of conserving resources and reducing negative environmental impacts in Tokyo Metropolitan area, Japan. In this study, we provided two types visualized feedback participating households by applying social norms their consumption: one that conceptualized as a public good, compared household’s usage others using bar chart eight months. We analyzed change consumption each household generalized linear mixed model (GLMM) found nudge good was effective saving low-consuming households, whereas had no impact. addition, asked participants whether information caused any kind stress after last feedback. An analysis variance (ANOVA) indicated method utilized study not only does cause among recipients, but also improved interest residential consumption. Households received were less satisfied than control group because they feel able save water.