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Using Block Leaders and Prompts to Improve Participation in Curbside Recycling in Denver Colorado

Cases
Although all interventions improved particiaptions, it is clearly the block leaders who had the most significant impact on behavior. Fully one third of residents were recycling by…

The Effect of Sign Prompts and Modeling on Encouraging Dog Owners to Pick-up Dog Droppings in Chicago, Illinois

Cases
Jason, L. A., Zolik, E. S., & Matese, F. J. (1979). Prompting dog owners to pick up dog droppings. American Journal of Community Psychology, 7, 3, 339-351.
Only 5% of dog owners picked up after their pets during baseline observations. Sign prompts alone were not effective in encouraging pick up behavior as only 6% of dog owners obey…

Communication and Commitment Improve Participation in Curbside Recycling in Claremont California

Cases
Burn, S. M., & Oskamp, S. (1986). Increasing community recycling with persuasive communication and public commitment. Journal of Applied Social Psychology, 16, 1, 29-41.
In both the commitment and the combined group, 42% of households began recycling. Thirty-nine percent started participating in the communication group. In contrast, only 11% began…

Using Group Commitment to Increase Paper Recycling in a Nursing Home in Portand, Oregon

Cases
Wang, T. H. & Katzev, R. D. (1990). Group commitment and resource conservation: Two field experiments on promoting recycling. Journal of Applied Social Psychology, 20, 4, Part 1, 265-275.
After the implementation of group commitment, the weight of the recycled paper increased by 47%. Furthermore, this increase remained during the four week follow up period even th…

Increasing Participation in Curbside Paper Recycling Using Verbal Prompts in Chicago

Cases
Spaccarelli, S., Zolik, E. & Jason, L. A. (1989-1990). Effects of verbal prompting and block characteristics on participation in curbside newspaper recycling. Journal of Environmental Systems, 19, 1, 45-57.
The information only group had only 2.4% of participants recycle at least once during the 21 weeks following the intervention. In contrast, 30% of the information and verbal prom…

Using Proximity of Trash Cans and Ash Trays to Increase Convenience of Separating Litter in a Blacksburg, Virginia Shopping Mall

Cases
Geller, E. S., Brasted, W. S. & Mann, M. F. (1979). Waste receptacle designs as interventions for litter control. Journal of Environmental Systems, 9, 2, 145-160.
The greatest amount of litter separation occurred in the combination astray/garbage can receptacle. On average, 22.19 appropriate items and only 2.64 inappropriate items were dep…

Reducing Lunchtime Garbage Produced by New Brunswick Students Using Prompts and Commitment

Cases
The litterless lunch reduced the volume of garbage produced by 478.29 in or approximately 1/2 a bag. In addition, there was a reduction in weight by 5.93 lbs.

Improving Participation in a Newspaper Recycling Program in Apartment Complexes Using Prompts

Cases
Reid, D. H., Luyben, P. D., Rawers, R. J. & Bailey, J. S. (1976). Newspaper recycling behavior: the effects of prompting and proximity of containers. Environment and Behavior, 8, 471-481.
There was an increase of over 50% in the weight of recycled paper following the implementation of prompts and proximity.

Global Action Plan Community Lifestyles Campaign

Cases
Gershon, D. & Gilman, R. (1991). Household ecoteam workbook: A six month program to bring your household into environmental balance. Uxbridge, Ontario:
In the United States on average households that participate in Ecoteams produce 42% less garbage, use 25% less water, produce 16% less CO2, and use 16% less fuel for transportatio…

McDonald's Waste Reduction Task Force

Cases
December 21, 1999 marked the tenth anniversary of McDonald's USA and the Environmental Defense Fund (EDF) and their groundbreaking alliance in 1989. Their partnership has replaced…

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