It annoys me when I see people throw things out of their car windows or when I see things like plastic bottles and containers strewn on sidewalks. Litter makes the environment ugly. It does not take much effort to not litter. You just keep the waste item until you reach a trash can. So why do people casually toss things away in public places, even sometimes when there is a trash can nearby? Some researchers are studying why people litter as part of an effort to reduce the practice, and find that there are multiple reasons why people do it.
In 2011, a study in Environment and Behavior observed people littering in public places. The researchers went to 130 outdoor, public locations in 10 U.S. states and watched almost 10,000 people as they went about their business.
When the researchers first arrived at a site, they were tasked with evaluating the area’s cleanliness and the availability of garbage bins. Of the 130 sites, 91 percent had at least one trash can. Only two sites didn’t have any visible litter.
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