Origin of plastics in the ocean and microplastics: failures of solid waste management
Q1: Where do microplastics come from?
Q2: How do microplastics and other waste end up in the ocean?
Q3: How much plastic is in the ocean and how well can we quantify these numbers?
Q4: What work has been done on understanding how much plastic might be in the ocean?
Q5: How should we interpret the existing numbers quantifying plastic in the ocean?
Q6: Can you be more precise about defining a microplastic?