Various locations around the globe have been found to have higher-than-average concentrations of waste, including tiny pieces of plastic known as microplastics. Referred to as a "garbage patch," the debris is suspended in the water column and poses a danger to not only aquatic organisms but also birds that feed on them.
Which of the factors listed below contribute to such an accumulation of materials in the ocean?
I. The Coriolis effect
II. Seawater salinity