That's a common and frustrating issue in cities! The wind turns those open-top cans into litter distributors. Don't worry, there are several effective, low-cost strategies you can use or suggest to your local municipality.
First, look into weighted liners. Using a heavier-duty trash bag and placing a weight at the bottom—like a brick, a heavy rock, or a sandbag—anchors the liner. This prevents the entire bag from being lifted and emptied by a gust.
The most effective solution is often a simple physical barrier. A fitted mesh net or elastic cord criss-crossed over the top of the can acts as a windbreak. It allows people to easily drop trash in but traps lightweight items like napkins and chip bags inside. Some cities install metal grates or "litter catchers" just below the rim for the same purpose.
For a more permanent fix, consider the can's placement and design. Positioning bins in sheltered spots, like near walls or building corners, reduces wind exposure. If purchasing new bins is an option, look for designs with side slots or flaps instead of a completely open top. These apertures allow disposal while significantly cutting down on wind scooping.
Finally, regular maintenance is key. Ensuring cans are emptied before they become overfull prevents trash from piling up above the rim, where it's most vulnerable to the wind. A combination of these methods—a weighted bag, a mesh net, and strategic placement—will dramatically reduce escaped litter and keep your urban spaces tidier.