A growing mass of plastic garbage is collecting in an area of the Pacific Ocean. this is caused by plastic that is thrown away by people, and it ends up in rivers that carry it to the ocean overtime ocean currents cause it to accumulate in this area of the pacific currently the mass estimated to cover an area of ocean twice the size of Texas as these plastics slowly break down chemicals enter the water and can enter ocean organisms that we might eventually use for food this sequence of events illustrates that