Unlocking rewards for sustainability: a framework for valuing pro-environmental behaviors in Polish cities

Figures & data

Figure 1. Proposed methodological framework.

Table 1. Environmental valuation of pro-environmental actions.

		Environmental benefits
No.	Actions	MCC	CCA	AQE	BC	NRC	Total environmental valuation
1	Walking, cycling	X	–	X	–	X	3
2	Public transport	X	–	X	–	X	3
3	Cleaning beach, park	X	–	X	X	–	3
4	Rainwater retention	–	X	–	X	–	2
5	Permeable surface retrofitting	–	X	–	X	–	2
6	Creating green urban habitats	–	X	X	X	–	3
7	Create green walls or green roofs	–	X	X	X	–	3
8	Delivery of segregated waste	X	–	X	–	X	3
9	Visiting repair shops/workshops	–	–	–	–	X	1

Figure 2. Weights expressed by the local stakeholders.

Table 2. Energy expenditure for pro-environmental actions.

No.	Pro-environmental actions	Associated specific activity	METs (kcal/(kg*h))	Energy expenditure (kcal/minute)
1a	Walking	Moderate walking (3.0 mph)	4.5	5.91
1b	Cycling	Leisurely bicycling or commuting	4	5.25
2	Public transport	Riding in a bus	1.3	1.71
3	Cleaning beach, park	House or cabin cleaning	3.3	4.33
4	Rainwater retention	Outdoor construction/remodeling	4	5.25
5	Permeable surface retrofitting	Vigorous manual labor	6.5	8.53
6	Creating green urban habitats	Moderate manual labor	4.5	5.91
7	Create green walls or green roofs	Moderate manual labor	4.5	5.91
8	Delivery of segregated waste	Light general cleaning	2.5	3.28
9	Visiting repair shops/workshops	Shopping (standing/walking, with or without cart)	2.3	3.02

Table 3. Normalized rewards for pro-environmental actions.

No.	Pro-environmental actions	Stakeholder rating (%)	Energy expenditure (kcal/min)	Environmental benefits (#)	Normalized reward values
1a	Walking	17	5.91	3	0.169
1b	Cycling	17	5.25	3	0.151
2	Public transport	3	1.71	3	0.009
3	Cleaning beach, park	5	4.33	3	0.037
4	Rainwater retention	6	5.25	2	0.035
5	Permeable surface retrofitting	12	8.53	2	0.115
6	Creating green urban habitats	22	5.91	3	0.212
7	Create green walls or green roofs	20	5.91	3	0.199
8	Delivery of segregated waste	10	3.28	3	0.056
9	Visiting repair shops/workshops	5	3.02	1	0.009
Total					1