What is one way that slay and Wilson approach the problem of dealing with plastic waste in oceans differently? Slat estimates plastics can be eliminated from the oceans in a few years; Wilson thinks plastic are impossible to eliminate from the oceans.

Slat refutes the idea that plastics harm ocean environments; Wilson believes plastics may benefit ocean environments in some ways.

Slat feels the plastic problem can be solved by engineers; Wilson feels the problem can be solved by legislation.

Slat deals with the plastic that has already accumulated; Wilson wants to eliminate the use of plastics altogether.