Imagineamassoffloatingwasteistwotimesthesizeofthestateo...
問題詳情：ImagineamassoffloatingwasteistwotimesthesizeofthestateofTexas.Texashasalandareaofmorethan678000squarekilometers.Soitmightbedifficulttoimagineanythingtwiceasbig.Alltogether,thismassofwasteflowi...