Consumer-focused efforts such as Patagonia's outreach, liquor giant Bacardi's decision to stop adding plastic straws and stirrers to cocktails at company events, Miami Beach's ban on Styrofoam containers or the federal microbeads ban can help slow the rate of microfibers and other plastics adding up in the oceans, but the pollution also needs to be addressed at its source and at wastewater treatment plants, Wessel said.