BEHAVIOUR CHALLENGE: Getting vendors to improve their recycling behaviors at local street market Weekend street markets are a longstanding tradition in Portugal an all over the world. Local vendors offering something for everyone, from clothes, decor, and tools to kitchen goods, furniture, fruit and vegetables. The Vendas Novas street market, held monthly on the third Sunday in the city of Évora, Portugal, is one of them, featuring over 110 vendors, However, before our interventions took place, the market had been … Read More
Nudging to Reduce Littering at Events In Uppsala
BEHAVIOUR CHALLENGE: Getting Valborg visitors to dispose their waste in a responsible manner Valborg celebrations in Uppsala are among Sweden’s largest, attracting thousands of participants every year. However, the event comes with a recurring challenge: large amounts of litter left behind. In 2023, 12,878 kilos of trash were collected during and after the event, but only 48% (6,158 kilos) of the total amount was collected on Valborg Day itself, meaning that most of the trash had to be collected by … Read More
Nudging för minskad nedskräpning vid evenemang i Uppsala
BETEENDEUTMANING: Att få valborgsbesökare att slänga sitt avfall i ett ansvarsfullt sätt Valborgsfirandet i Uppsala är ett av Sveriges största och lockar tusentals deltagare varje år. Dock innebär evenemanget en återkommande utmaning: stora mängder skräp som lämnas kvar. År 2023 samlades totalt 12 878 kilo skräp in under och efter evenemanget, men endast 48 % (6 158 kilo) av den totala mängden samlades in på själva Valborgsdagen. Det mesta av skräpet fick alltså plockas upp dagen efter av kommunens städteam. … Read More
Nudging for reduced littering
BEHAVIORAL CHALLENGE: Get beachgoers to pick up their rubbish Vätterstranden is a well-visited area in Jönköping. Visitors come here to socialize, swim and have coffee. But unfortunately, the municipality had major problems with visitors often leaving their rubbish on the ground. They, therefore, wanted to test whether nudging could get more people to bring the rubbish to the nearest rubbish bin. Jönköping municipality took help from Nudgd to measure the effect of nudging.SMART NUDGE: Garbage collection stations with target group-adapted … Read More
Pigeons help smokers use ashtrays in Gothenburg
BEHAVIORAL CHALLENGE: Reduce the number of cigarette butts at tram stops In the city of Gothenburg, cigarette butts account for 70% of all litter. It’s a littering problem that needs to be solved and, if it is, the total littering will decrease enormously. Göteborgs Stad asked us to give it all we got. A specific area was selected in which the littering of cigarette butts was meant to stop. But where would the littering go? When putting out a cigarette, … Read More
Nudging for reduced littering in Skåne
BEHAVIORAL CHALLENGE: Reduce the number of cigarette butts on the ground The waste company Sysav heard about the success of our previous cigarette butt project at tram stops in Gothenburg and was inspired – could a similar nudge work at bus stops in Skåne?SMART NUDGE: Colorful ashtrays and humorous signs A nudge makes it easy to do the right thing without force, bribery, or punishment. To make it easy for the smokers in Skåne to put out cigarettes properly, we … Read More





