Where is the pollution coming from

Link- https://sites.google.com/view/creating-infographics/creating-infographics
Assigned Topic- Where is the pollution coming from? Plastic pollution
Investigate how this type of activity contributes to water pollution in either freshwater systems, ocean environments, or both. What specifically is causing the pollution, where it is occurring the most in the world, what are the clean-up challenges and future outlooks associated with this type of pollution?