The Effects of an Ambiguous, Negative Sign Prompt and a Clearly-Stated Positive Sign Prompt on Intentions to Litter
Horsley, A. D. (1988). The unintended effects of a posted sign on littering attitudes and stated intentions. Journal of Environmental Education, 19, 3, 10-14.
Using a Normative Appeal to Control Litter at a Public Swimming Pool
Reich, J. W., & Robertson, J. L. (1979). Reactance and norm appeal in anti-littering messages. Journal of Applied Social Psychology, 9, 1, 91-101.
Using Verbal and Visual Prompts to Reduce Litter in High Schools in Perth, Australia
Houghton, S. (1993). Using verbal and visual prompts to control littering in high schools. Educational Studies, 19, 3, 247-254.
Conserving Energy and Water at University of California at Santa Cruz with the Use of Norms and Prompts
Aronson, E. & O'Leary, M. (1982-83). The relative effectiveness of models and prompts on energy conservation: A field experiment in a shower room. Journal of Environmental Systems, 12, 3, 219-224.
Washington State Promotes the Purchase of Recycled Content Products With Prompts in the "Get in the Loop, Buy Recycled" Program
King County commission for Marketing Recyclable Materials & Atwood, A. M. (1994). Consumer research survey: Knowledge, attitudes, and purchase of recycled-content products. King County Commission for Marketing Recyclable Materials.
Energy and Water Reduction: "Green" Hotels
The Use of Prompts in Reducing Electricity Consumption in University Classrooms
Luyben, P. D. (1980). Effects of informational prompts on energy conservation in college classrooms. Journal of Applied Behavior Analysis, 13, 4, 611-617.
Encouraging People at Festivals to Reduce, Recycle, and Reuse Cups
The Use of Prompts in Increasing Recycling in Academic University Departments
Austin, J., Hatfield, D. B., Grindle, A. C., & Bailey, J. S. (1993). Increasing recycling in office environments: The effects of specific, informative cues. Journal of Applied Behavior Analysis, 26, 2, 247-253.
Using a Colourful, Specially Designed Waste Receptacle to Reduce Litter in Downtown St. Louis, Missouri
Finnie, W. C. (1973). Field experiments in litter control. Environment and Behavior, 5, 2, 123-144.